diff --git a/.base-sample/tsconfig.json b/.base-sample/tsconfig.json
index 1295707e..f2ab0651 100644
--- a/.base-sample/tsconfig.json
+++ b/.base-sample/tsconfig.json
@@ -1,8 +1,8 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"sourceMap": true,
 		"rootDir": "src",
diff --git a/authenticationprovider-sample/tsconfig.json b/authenticationprovider-sample/tsconfig.json
index af769a75..4ee9f193 100644
--- a/authenticationprovider-sample/tsconfig.json
+++ b/authenticationprovider-sample/tsconfig.json
@@ -1,7 +1,7 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es6",
+		"target": "es2020",
 		"outDir": "out",
 		"lib": [
 			"es6",
diff --git a/basic-multi-root-sample/tsconfig.json b/basic-multi-root-sample/tsconfig.json
index b5163f5e..e18b2f54 100644
--- a/basic-multi-root-sample/tsconfig.json
+++ b/basic-multi-root-sample/tsconfig.json
@@ -1,8 +1,8 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"sourceMap": true,
 		"rootDir": ".",
diff --git a/call-hierarchy-sample/tsconfig.json b/call-hierarchy-sample/tsconfig.json
index 1295707e..f2ab0651 100644
--- a/call-hierarchy-sample/tsconfig.json
+++ b/call-hierarchy-sample/tsconfig.json
@@ -1,8 +1,8 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"sourceMap": true,
 		"rootDir": "src",
diff --git a/code-actions-sample/tsconfig.json b/code-actions-sample/tsconfig.json
index 8e55fda0..bbe3dc3c 100644
--- a/code-actions-sample/tsconfig.json
+++ b/code-actions-sample/tsconfig.json
@@ -1,8 +1,8 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"sourceMap": true,
 		"strict": true,
diff --git a/codelens-sample/tsconfig.json b/codelens-sample/tsconfig.json
index 1783aea7..46121021 100644
--- a/codelens-sample/tsconfig.json
+++ b/codelens-sample/tsconfig.json
@@ -1,8 +1,8 @@
 {
     "compilerOptions": {
         "module": "commonjs",
-        "target": "es2019",
-		"lib": ["ES2019"],
+        "target": "es2020",
+		"lib": ["es2020"],
         "outDir": "out",
         "sourceMap": true,
         "rootDir": "src",
diff --git a/comment-sample/tsconfig.json b/comment-sample/tsconfig.json
index 39ed78e3..9a3f5254 100644
--- a/comment-sample/tsconfig.json
+++ b/comment-sample/tsconfig.json
@@ -1,8 +1,8 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"sourceMap": true,
 		"strict": true,
diff --git a/completions-sample/src/extension.ts b/completions-sample/src/extension.ts
index fb4d5377..f2169d7d 100644
--- a/completions-sample/src/extension.ts
+++ b/completions-sample/src/extension.ts
@@ -18,7 +18,9 @@ export function activate(context: vscode.ExtensionContext) {
 			// honored by the editor.
 			const snippetCompletion = new vscode.CompletionItem('Good part of the day');
 			snippetCompletion.insertText = new vscode.SnippetString('Good ${1|morning,afternoon,evening|}. It is ${1}, right?');
-			snippetCompletion.documentation = new vscode.MarkdownString("Inserts a snippet that lets you select the _appropriate_ part of the day for your greeting.");
+			const docs : any = new vscode.MarkdownString("Inserts a snippet that lets you select [link](x.ts).");
+			snippetCompletion.documentation = docs;
+			docs.baseUri = vscode.Uri.parse('http://example.com/a/b/c/');
 
 			// a completion item that can be accepted by a commit character,
 			// the `commitCharacters`-property is set which means that the completion will
diff --git a/completions-sample/tsconfig.json b/completions-sample/tsconfig.json
index 8e55fda0..bbe3dc3c 100644
--- a/completions-sample/tsconfig.json
+++ b/completions-sample/tsconfig.json
@@ -1,8 +1,8 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"sourceMap": true,
 		"strict": true,
diff --git a/configuration-sample/tsconfig.json b/configuration-sample/tsconfig.json
index 4385b4d7..035e688a 100644
--- a/configuration-sample/tsconfig.json
+++ b/configuration-sample/tsconfig.json
@@ -1,8 +1,8 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"sourceMap": true,
 		"strict": true,
diff --git a/contentprovider-sample/tsconfig.json b/contentprovider-sample/tsconfig.json
index 32cfd02a..ad1e79b7 100644
--- a/contentprovider-sample/tsconfig.json
+++ b/contentprovider-sample/tsconfig.json
@@ -1,8 +1,8 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"sourceMap": true,
 		"strict": true,
diff --git a/custom-editor-sample/tsconfig.json b/custom-editor-sample/tsconfig.json
index d28f9727..d6182480 100644
--- a/custom-editor-sample/tsconfig.json
+++ b/custom-editor-sample/tsconfig.json
@@ -1,8 +1,8 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"sourceMap": true,
 		"strict": true,
diff --git a/decorator-sample/tsconfig.json b/decorator-sample/tsconfig.json
index 3d62f5b8..ecb82159 100644
--- a/decorator-sample/tsconfig.json
+++ b/decorator-sample/tsconfig.json
@@ -1,8 +1,8 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"sourceMap": true,
 		"strict": true,
diff --git a/diagnostic-related-information-sample/tsconfig.json b/diagnostic-related-information-sample/tsconfig.json
index 4385b4d7..035e688a 100644
--- a/diagnostic-related-information-sample/tsconfig.json
+++ b/diagnostic-related-information-sample/tsconfig.json
@@ -1,8 +1,8 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"sourceMap": true,
 		"strict": true,
diff --git a/document-editing-sample/tsconfig.json b/document-editing-sample/tsconfig.json
index 39ed78e3..9a3f5254 100644
--- a/document-editing-sample/tsconfig.json
+++ b/document-editing-sample/tsconfig.json
@@ -1,8 +1,8 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"sourceMap": true,
 		"strict": true,
diff --git a/extension-terminal-sample/tsconfig.json b/extension-terminal-sample/tsconfig.json
index 39ed78e3..9a3f5254 100644
--- a/extension-terminal-sample/tsconfig.json
+++ b/extension-terminal-sample/tsconfig.json
@@ -1,8 +1,8 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"sourceMap": true,
 		"strict": true,
diff --git a/fsconsumer-sample/tsconfig.json b/fsconsumer-sample/tsconfig.json
index e5efd48d..4b77d622 100644
--- a/fsconsumer-sample/tsconfig.json
+++ b/fsconsumer-sample/tsconfig.json
@@ -2,8 +2,8 @@
 	"compilerOptions": {
 		"strictNullChecks": true,
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"sourceMap": true,
 		"strict": true,
diff --git a/fsprovider-sample/tsconfig.json b/fsprovider-sample/tsconfig.json
index e5efd48d..4b77d622 100644
--- a/fsprovider-sample/tsconfig.json
+++ b/fsprovider-sample/tsconfig.json
@@ -2,8 +2,8 @@
 	"compilerOptions": {
 		"strictNullChecks": true,
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"sourceMap": true,
 		"strict": true,
diff --git a/getting-started-sample/tsconfig.json b/getting-started-sample/tsconfig.json
index 39ed78e3..9a3f5254 100644
--- a/getting-started-sample/tsconfig.json
+++ b/getting-started-sample/tsconfig.json
@@ -1,8 +1,8 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"sourceMap": true,
 		"strict": true,
diff --git a/github-authentication-sample/tsconfig.json b/github-authentication-sample/tsconfig.json
index aa034c3f..03b90beb 100644
--- a/github-authentication-sample/tsconfig.json
+++ b/github-authentication-sample/tsconfig.json
@@ -1,7 +1,7 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es6",
+		"target": "es2020",
 		"outDir": "out",
 		"sourceMap": true,
 		"rootDir": "src",
diff --git a/helloworld-sample/tsconfig.json b/helloworld-sample/tsconfig.json
index 39ed78e3..9a3f5254 100644
--- a/helloworld-sample/tsconfig.json
+++ b/helloworld-sample/tsconfig.json
@@ -1,8 +1,8 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"sourceMap": true,
 		"strict": true,
diff --git a/helloworld-test-sample/tsconfig.json b/helloworld-test-sample/tsconfig.json
index 0a2fb6aa..c9143d2c 100644
--- a/helloworld-test-sample/tsconfig.json
+++ b/helloworld-test-sample/tsconfig.json
@@ -1,8 +1,8 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"sourceMap": true,
 		"rootDir": "src",
diff --git a/helloworld-web-sample/tsconfig.json b/helloworld-web-sample/tsconfig.json
index d6327bf8..4261049b 100644
--- a/helloworld-web-sample/tsconfig.json
+++ b/helloworld-web-sample/tsconfig.json
@@ -1,7 +1,7 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es6",
+		"target": "es2020",
 		"outDir": "dist",
 		"lib": [
 			"es6", "WebWorker"
diff --git a/i18n-sample/tsconfig.json b/i18n-sample/tsconfig.json
index 0fcd8dfc..aa40b1ce 100644
--- a/i18n-sample/tsconfig.json
+++ b/i18n-sample/tsconfig.json
@@ -1,8 +1,8 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"sourceMap": true,
 		"strict": true,
diff --git a/inline-completions/tsconfig.json b/inline-completions/tsconfig.json
index 39ed78e3..9a3f5254 100644
--- a/inline-completions/tsconfig.json
+++ b/inline-completions/tsconfig.json
@@ -1,8 +1,8 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"sourceMap": true,
 		"strict": true,
diff --git a/lsp-embedded-language-service/client/tsconfig.json b/lsp-embedded-language-service/client/tsconfig.json
index c526fc9c..23e35e19 100644
--- a/lsp-embedded-language-service/client/tsconfig.json
+++ b/lsp-embedded-language-service/client/tsconfig.json
@@ -1,8 +1,8 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"rootDir": "src",
 		"sourceMap": true
diff --git a/lsp-embedded-language-service/server/tsconfig.json b/lsp-embedded-language-service/server/tsconfig.json
index f21769ca..ca2be50c 100644
--- a/lsp-embedded-language-service/server/tsconfig.json
+++ b/lsp-embedded-language-service/server/tsconfig.json
@@ -1,7 +1,7 @@
 {
 	"compilerOptions": {
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"module": "commonjs",
 		"moduleResolution": "node",
 		"sourceMap": true,
diff --git a/lsp-embedded-language-service/tsconfig.json b/lsp-embedded-language-service/tsconfig.json
index 139853b9..b61abe6d 100644
--- a/lsp-embedded-language-service/tsconfig.json
+++ b/lsp-embedded-language-service/tsconfig.json
@@ -1,8 +1,8 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"rootDir": "src",
 		"sourceMap": true
diff --git a/lsp-embedded-request-forwarding/client/tsconfig.json b/lsp-embedded-request-forwarding/client/tsconfig.json
index c526fc9c..23e35e19 100644
--- a/lsp-embedded-request-forwarding/client/tsconfig.json
+++ b/lsp-embedded-request-forwarding/client/tsconfig.json
@@ -1,8 +1,8 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"rootDir": "src",
 		"sourceMap": true
diff --git a/lsp-embedded-request-forwarding/server/tsconfig.json b/lsp-embedded-request-forwarding/server/tsconfig.json
index f21769ca..ca2be50c 100644
--- a/lsp-embedded-request-forwarding/server/tsconfig.json
+++ b/lsp-embedded-request-forwarding/server/tsconfig.json
@@ -1,7 +1,7 @@
 {
 	"compilerOptions": {
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"module": "commonjs",
 		"moduleResolution": "node",
 		"sourceMap": true,
diff --git a/lsp-embedded-request-forwarding/tsconfig.json b/lsp-embedded-request-forwarding/tsconfig.json
index 139853b9..b61abe6d 100644
--- a/lsp-embedded-request-forwarding/tsconfig.json
+++ b/lsp-embedded-request-forwarding/tsconfig.json
@@ -1,8 +1,8 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"rootDir": "src",
 		"sourceMap": true
diff --git a/lsp-log-streaming-sample/server/tsconfig.json b/lsp-log-streaming-sample/server/tsconfig.json
index 5e318a06..e2fe84fd 100644
--- a/lsp-log-streaming-sample/server/tsconfig.json
+++ b/lsp-log-streaming-sample/server/tsconfig.json
@@ -1,8 +1,8 @@
 {
 	"extends": "../tsconfig.base.json",
 	"compilerOptions": {
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"module": "commonjs",
 		"moduleResolution": "node",
 		"sourceMap": true,
diff --git a/lsp-multi-server-sample/client/tsconfig.json b/lsp-multi-server-sample/client/tsconfig.json
index c197bb60..bc08aa2a 100644
--- a/lsp-multi-server-sample/client/tsconfig.json
+++ b/lsp-multi-server-sample/client/tsconfig.json
@@ -1,8 +1,8 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"rootDir": "src",
 		"sourceMap": true
diff --git a/lsp-multi-server-sample/server/tsconfig.json b/lsp-multi-server-sample/server/tsconfig.json
index 4f3c75d0..41eb546c 100644
--- a/lsp-multi-server-sample/server/tsconfig.json
+++ b/lsp-multi-server-sample/server/tsconfig.json
@@ -1,8 +1,8 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"rootDir": "src",
 		"sourceMap": true
diff --git a/lsp-multi-server-sample/tsconfig.json b/lsp-multi-server-sample/tsconfig.json
index 98bd0c31..dfdeee46 100644
--- a/lsp-multi-server-sample/tsconfig.json
+++ b/lsp-multi-server-sample/tsconfig.json
@@ -1,8 +1,8 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"rootDir": "src",
 		"sourceMap": true
diff --git a/lsp-sample/client/tsconfig.json b/lsp-sample/client/tsconfig.json
index c197bb60..bc08aa2a 100644
--- a/lsp-sample/client/tsconfig.json
+++ b/lsp-sample/client/tsconfig.json
@@ -1,8 +1,8 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"rootDir": "src",
 		"sourceMap": true
diff --git a/lsp-sample/server/tsconfig.json b/lsp-sample/server/tsconfig.json
index e9b0bcd3..19b07753 100644
--- a/lsp-sample/server/tsconfig.json
+++ b/lsp-sample/server/tsconfig.json
@@ -1,7 +1,7 @@
 {
 	"compilerOptions": {
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"module": "commonjs",
 		"moduleResolution": "node",
 		"sourceMap": true,
diff --git a/lsp-sample/tsconfig.json b/lsp-sample/tsconfig.json
index 98bd0c31..dfdeee46 100644
--- a/lsp-sample/tsconfig.json
+++ b/lsp-sample/tsconfig.json
@@ -1,8 +1,8 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"rootDir": "src",
 		"sourceMap": true
diff --git a/lsp-user-input-sample/client/tsconfig.json b/lsp-user-input-sample/client/tsconfig.json
index 31f18b02..b6d5e0c9 100644
--- a/lsp-user-input-sample/client/tsconfig.json
+++ b/lsp-user-input-sample/client/tsconfig.json
@@ -2,7 +2,7 @@
 	"extends": "../tsconfig.base.json",
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2017",
+		"target": "es2020",
 		"outDir": "out",
 		"rootDir": "src",
 		"lib": [ "es2017" ],
diff --git a/lsp-user-input-sample/server/tsconfig.json b/lsp-user-input-sample/server/tsconfig.json
index d69954a4..04e661c5 100644
--- a/lsp-user-input-sample/server/tsconfig.json
+++ b/lsp-user-input-sample/server/tsconfig.json
@@ -1,7 +1,7 @@
 {
 	"extends": "../tsconfig.base.json",
 	"compilerOptions": {
-		"target": "es2017",
+		"target": "es2020",
 		"module": "commonjs",
 		"moduleResolution": "node",
 		"sourceMap": true,
diff --git a/lsp-user-input-sample/tsconfig.json b/lsp-user-input-sample/tsconfig.json
index af9b35b0..9bce1974 100644
--- a/lsp-user-input-sample/tsconfig.json
+++ b/lsp-user-input-sample/tsconfig.json
@@ -2,8 +2,8 @@
 	"extends": "./tsconfig.base.json",
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"rootDir": "src",
 		"sourceMap": true
diff --git a/lsp-web-extension-sample/client/tsconfig.json b/lsp-web-extension-sample/client/tsconfig.json
index 1f3e4062..933b7bca 100644
--- a/lsp-web-extension-sample/client/tsconfig.json
+++ b/lsp-web-extension-sample/client/tsconfig.json
@@ -1,8 +1,8 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019", "WebWorker"],
+		"target": "es2020",
+		"lib": ["es2020", "WebWorker"],
 		"rootDir": "src",
 		"sourceMap": true
 	},
diff --git a/lsp-web-extension-sample/server/tsconfig.json b/lsp-web-extension-sample/server/tsconfig.json
index d7e94fb5..2c634afc 100644
--- a/lsp-web-extension-sample/server/tsconfig.json
+++ b/lsp-web-extension-sample/server/tsconfig.json
@@ -1,7 +1,7 @@
 {
 	"compilerOptions": {
-		"target": "es2019",
-		"lib": ["ES2019", "WebWorker"],
+		"target": "es2020",
+		"lib": ["es2020", "WebWorker"],
 		"module": "commonjs",
 		"moduleResolution": "node",
 		"sourceMap": true,
diff --git a/nodefs-provider-sample/tsconfig.json b/nodefs-provider-sample/tsconfig.json
index fef1235e..9e1201a3 100644
--- a/nodefs-provider-sample/tsconfig.json
+++ b/nodefs-provider-sample/tsconfig.json
@@ -1,8 +1,8 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"sourceMap": true,
 		"rootDir": "src",
diff --git a/notebook-renderer-react-sample/src/client/tsconfig.json b/notebook-renderer-react-sample/src/client/tsconfig.json
index fce4913c..da9c31a5 100644
--- a/notebook-renderer-react-sample/src/client/tsconfig.json
+++ b/notebook-renderer-react-sample/src/client/tsconfig.json
@@ -6,7 +6,7 @@
     "noEmit": true,
     "rootDir": ".",
     "module": "esnext",
-    "lib": ["ES2019", "dom"],
+    "lib": ["ES2020", "dom"],
     "types": ["webpack-env", "vscode-notebook-renderer"],
     "allowSyntheticDefaultImports": true
   }
diff --git a/notebook-renderer-sample/src/client/tsconfig.json b/notebook-renderer-sample/src/client/tsconfig.json
index a238975b..6e83d34d 100644
--- a/notebook-renderer-sample/src/client/tsconfig.json
+++ b/notebook-renderer-sample/src/client/tsconfig.json
@@ -5,7 +5,7 @@
     "noEmit": true,
     "rootDir": ".",
     "module": "esnext",
-    "lib": ["ES2019", "dom"],
+    "lib": ["es2020", "dom"],
     "types": ["webpack-env", "vscode-notebook-renderer"],
   }
 }
diff --git a/progress-sample/tsconfig.json b/progress-sample/tsconfig.json
index 32cfd02a..ad1e79b7 100644
--- a/progress-sample/tsconfig.json
+++ b/progress-sample/tsconfig.json
@@ -1,8 +1,8 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"sourceMap": true,
 		"strict": true,
diff --git a/proposed-api-sample/tsconfig.json b/proposed-api-sample/tsconfig.json
index 39ed78e3..9a3f5254 100644
--- a/proposed-api-sample/tsconfig.json
+++ b/proposed-api-sample/tsconfig.json
@@ -1,8 +1,8 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"sourceMap": true,
 		"strict": true,
diff --git a/quickinput-sample/tsconfig.json b/quickinput-sample/tsconfig.json
index fa6c24fe..e166874c 100644
--- a/quickinput-sample/tsconfig.json
+++ b/quickinput-sample/tsconfig.json
@@ -1,8 +1,8 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"sourceMap": true,
 		"rootDir": "src",
diff --git a/semantic-tokens-sample/tsconfig.json b/semantic-tokens-sample/tsconfig.json
index 1295707e..f2ab0651 100644
--- a/semantic-tokens-sample/tsconfig.json
+++ b/semantic-tokens-sample/tsconfig.json
@@ -1,8 +1,8 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"sourceMap": true,
 		"rootDir": "src",
diff --git a/source-control-sample/tsconfig.json b/source-control-sample/tsconfig.json
index cf339d3d..4b2673bb 100644
--- a/source-control-sample/tsconfig.json
+++ b/source-control-sample/tsconfig.json
@@ -1,8 +1,8 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"sourceMap": true,
 		"rootDir": "src"
diff --git a/statusbar-sample/tsconfig.json b/statusbar-sample/tsconfig.json
index 8e55fda0..bbe3dc3c 100644
--- a/statusbar-sample/tsconfig.json
+++ b/statusbar-sample/tsconfig.json
@@ -1,8 +1,8 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"sourceMap": true,
 		"strict": true,
diff --git a/task-provider-sample/tsconfig.json b/task-provider-sample/tsconfig.json
index 111b0a7d..cec87b8f 100644
--- a/task-provider-sample/tsconfig.json
+++ b/task-provider-sample/tsconfig.json
@@ -1,8 +1,8 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"sourceMap": true,
 		"strict": true,
diff --git a/terminal-sample/tsconfig.json b/terminal-sample/tsconfig.json
index 39ed78e3..9a3f5254 100644
--- a/terminal-sample/tsconfig.json
+++ b/terminal-sample/tsconfig.json
@@ -1,8 +1,8 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"sourceMap": true,
 		"strict": true,
diff --git a/test-provider-sample/tsconfig.json b/test-provider-sample/tsconfig.json
index 39ed78e3..9a3f5254 100644
--- a/test-provider-sample/tsconfig.json
+++ b/test-provider-sample/tsconfig.json
@@ -1,8 +1,8 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"sourceMap": true,
 		"strict": true,
diff --git a/tree-view-sample/tsconfig.json b/tree-view-sample/tsconfig.json
index cf339d3d..4b2673bb 100644
--- a/tree-view-sample/tsconfig.json
+++ b/tree-view-sample/tsconfig.json
@@ -1,8 +1,8 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"sourceMap": true,
 		"rootDir": "src"
diff --git a/uri-handler-sample/tsconfig.json b/uri-handler-sample/tsconfig.json
index b65c7451..910ede61 100644
--- a/uri-handler-sample/tsconfig.json
+++ b/uri-handler-sample/tsconfig.json
@@ -1,7 +1,7 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es6",
+		"target": "es2020",
 		"outDir": "out",
 		"lib": [
 			"es6"
diff --git a/vim-sample/tsconfig.json b/vim-sample/tsconfig.json
index e60d6558..2cc3a846 100644
--- a/vim-sample/tsconfig.json
+++ b/vim-sample/tsconfig.json
@@ -1,8 +1,8 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"sourceMap": true,
 		"rootDir": "src"
diff --git a/virtual-document-sample/package-lock.json b/virtual-document-sample/package-lock.json
index e9d0e4d8..28c1a2ee 100644
--- a/virtual-document-sample/package-lock.json
+++ b/virtual-document-sample/package-lock.json
@@ -123,6 +123,12 @@
 			"integrity": "sha512-qcUXuemtEu+E5wZSJHNxUXeCZhAfXKQ41D+duX+VYPde7xyEVZci+/oXKJL13tnRs9lR2pr4fod59GT6/X1/yQ==",
 			"dev": true
 		},
+		"@types/node": {
+			"version": "17.0.21",
+			"resolved": "https://registry.npmjs.org/@types/node/-/node-17.0.21.tgz",
+			"integrity": "sha512-DBZCJbhII3r90XbQxI8Y9IjjiiOGlZ0Hr32omXIZvwwZ7p4DMMXGrKXVyPfuoBOri9XNtL0UK69jYIBIsRX3QQ==",
+			"dev": true
+		},
 		"@types/vscode": {
 			"version": "1.33.0",
 			"resolved": "https://registry.npmjs.org/@types/vscode/-/vscode-1.33.0.tgz",
diff --git a/virtual-document-sample/package.json b/virtual-document-sample/package.json
index 1bcab038..3e41c7ea 100644
--- a/virtual-document-sample/package.json
+++ b/virtual-document-sample/package.json
@@ -60,9 +60,10 @@
 		"cowsay": "^1.5.0"
 	},
 	"devDependencies": {
+		"@types/node": "^17.0.21",
+		"@types/vscode": "^1.32.0",
 		"@typescript-eslint/eslint-plugin": "^4.16.0",
 		"@typescript-eslint/parser": "^4.16.0",
-		"@types/vscode": "^1.32.0",
 		"eslint": "^7.21.0",
 		"typescript": "^4.5.5"
 	}
diff --git a/virtual-document-sample/tsconfig.json b/virtual-document-sample/tsconfig.json
index 4385b4d7..035e688a 100644
--- a/virtual-document-sample/tsconfig.json
+++ b/virtual-document-sample/tsconfig.json
@@ -1,8 +1,8 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"sourceMap": true,
 		"strict": true,
diff --git a/webpack-sample/tsconfig.json b/webpack-sample/tsconfig.json
index ed2fe922..a5774018 100644
--- a/webpack-sample/tsconfig.json
+++ b/webpack-sample/tsconfig.json
@@ -1,8 +1,8 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"sourceMap": true,
 		"strict": true,
diff --git a/webview-codicons-sample/tsconfig.json b/webview-codicons-sample/tsconfig.json
index 39ed78e3..9a3f5254 100644
--- a/webview-codicons-sample/tsconfig.json
+++ b/webview-codicons-sample/tsconfig.json
@@ -1,8 +1,8 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"sourceMap": true,
 		"strict": true,
diff --git a/webview-sample/tsconfig.json b/webview-sample/tsconfig.json
index 39ed78e3..9a3f5254 100644
--- a/webview-sample/tsconfig.json
+++ b/webview-sample/tsconfig.json
@@ -1,8 +1,8 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"sourceMap": true,
 		"strict": true,
diff --git a/webview-view-sample/tsconfig.json b/webview-view-sample/tsconfig.json
index 39ed78e3..9a3f5254 100644
--- a/webview-view-sample/tsconfig.json
+++ b/webview-view-sample/tsconfig.json
@@ -1,8 +1,8 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es2019",
-		"lib": ["ES2019"],
+		"target": "es2020",
+		"lib": ["es2020"],
 		"outDir": "out",
 		"sourceMap": true,
 		"strict": true,
diff --git a/welcome-view-content-sample/tsconfig.json b/welcome-view-content-sample/tsconfig.json
index b65c7451..910ede61 100644
--- a/welcome-view-content-sample/tsconfig.json
+++ b/welcome-view-content-sample/tsconfig.json
@@ -1,7 +1,7 @@
 {
 	"compilerOptions": {
 		"module": "commonjs",
-		"target": "es6",
+		"target": "es2020",
 		"outDir": "out",
 		"lib": [
 			"es6"