diff --git a/client/src/extension.ts b/client/src/extension.ts
index 0a301a9..8645c90 100644
--- a/client/src/extension.ts
+++ b/client/src/extension.ts
@@ -61,7 +61,7 @@ interface DenoInfo {
 }
 
 interface ImportMap {
-  imports: { [key: string]: string };
+  imports: { [key: string]: string; };
 }
 
 function exists(filepath: string): Promise<boolean> {
@@ -87,7 +87,8 @@ async function getImportMaps(importMapFilepath: string, workspaceDir: string) {
 
       try {
         importMaps = JSON.parse(importMapContent.toString() || "{}");
-      } catch {}
+      } catch {
+      }
     }
   }
 
@@ -198,8 +199,7 @@ class Extension {
         return;
       }
 
-      outConfig[key] =
-        configSetting.workspaceFolderValue ??
+      outConfig[key] = configSetting.workspaceFolderValue ??
         configSetting.workspaceValue ??
         configSetting.globalValue;
     }
@@ -255,7 +255,10 @@ class Extension {
       await this.client.stop();
       this.client = null;
     }
-    const statusbar = window.createStatusBarItem(StatusBarAlignment.Left, -100);
+    const statusbar = window.createStatusBarItem(
+      StatusBarAlignment.Left,
+      -100
+    );
     statusbar.text = `$(loading) ${localize("deno.initializing")}`;
     statusbar.show();
 
@@ -352,8 +355,9 @@ class Extension {
         });
         client.onNotification("error", window.showErrorMessage);
 
-        client.onRequest("getWorkspaceFolder", async (uri: string) =>
-          workspace.getWorkspaceFolder(Uri.parse(uri))
+        client.onRequest(
+          "getWorkspaceFolder",
+          async (uri: string) => workspace.getWorkspaceFolder(Uri.parse(uri))
         );
 
         client.onRequest("getWorkspaceConfig", async (uri: string) => {
@@ -428,10 +432,9 @@ Executable ${this.denoInfo.executablePath}`;
     }
 
     const disabledFolders = folders.filter(
-      folder =>
-        !workspace
-          .getConfiguration(this.configurationSection, folder.uri)
-          .get("enable", true)
+      folder => !workspace
+        .getConfiguration(this.configurationSection, folder.uri)
+        .get("enable", true)
     );
 
     if (disabledFolders.length === 0) {
@@ -471,11 +474,9 @@ Executable ${this.denoInfo.executablePath}`;
       return;
     }
 
-    const enabledFolders = folders.filter(folder =>
-      workspace
-        .getConfiguration(this.configurationSection, folder.uri)
-        .get("enable", true)
-    );
+    const enabledFolders = folders.filter(folder => workspace
+      .getConfiguration(this.configurationSection, folder.uri)
+      .get("enable", true));
 
     if (enabledFolders.length === 0) {
       if (folders.length === 1) {
@@ -505,11 +506,8 @@ Executable ${this.denoInfo.executablePath}`;
   }
   // register quickly fix code action
   private registerQuickFix(map: {
-    [command: string]: (
-      editor: TextEditor,
-      text: string,
-      range: Range
-    ) => void | Promise<void>;
+    [command: string]: (editor: TextEditor, text: string, range: Range) => void
+      | Promise<void>;
   }) {
     for (let command in map) {
       const handler = map[command];
@@ -571,11 +569,6 @@ Executable ${this.denoInfo.executablePath}`;
     );
 
     this.registerQuickFix({
-      _use_https_module: async (editor, text, range) => {
-        await editor.edit(e => {
-          e.replace(range, text.replace(/^http/, "https"));
-        });
-      },
       _fetch_remote_module: async (editor, text) => {
         const config = await this.getConfiguration(editor.document.uri);
         const workspaceFolder = workspace.getWorkspaceFolder(
@@ -617,7 +610,8 @@ Executable ${this.denoInfo.executablePath}`;
 
         if (extName === "") {
           this.output.appendLine(
-            `Cannot create module \`${text}\` without specifying extension name`
+            `Cannot create module \`${text
+              }\` without specifying extension name`
           );
           this.output.show();
           return;
@@ -625,7 +619,8 @@ Executable ${this.denoInfo.executablePath}`;
 
         if (text.indexOf(".") !== 0 && text.indexOf("/") !== 0) {
           this.output.appendLine(
-            `Cannot create module \`${text}\`. Module is not relative or absolute`
+            `Cannot create module \`${text
+              }\`. Module is not relative or absolute`
           );
           this.output.show();
           return;
@@ -653,17 +648,6 @@ Executable ${this.denoInfo.executablePath}`;
         await fs.writeFile(absModuleFilepath, defaultTextContent);
 
         this.updateDiagnostic(editor.document.uri);
-      },
-      _lock_std_version: (editor, text, range) => {
-        editor.edit(e =>
-          e.replace(
-            range,
-            text.replace(
-              "https://deno.land/std/",
-              `https://deno.land/std@v${this.denoInfo.version.deno}/`
-            )
-          )
-        );
       }
     });
 
@@ -697,7 +681,8 @@ Executable ${this.denoInfo.executablePath}`;
 
     await this.StartDenoLanguageServer();
 
-    console.log(`Congratulations, your extension "vscode-deno" is now active!`);
+    console
+      .log(`Congratulations, your extension "vscode-deno" is now active!`);
   }
   // deactivate function for vscode
   public async deactivate(context: ExtensionContext) {
diff --git a/server/src/diagnostics.ts b/server/src/diagnostics.ts
index d9a1d14..8410f36 100644
--- a/server/src/diagnostics.ts
+++ b/server/src/diagnostics.ts
@@ -24,18 +24,11 @@ interface Fix {
 }
 
 enum DiagnosticCode {
-  InvalidModule = 1001,
-  PreferHTTPS = 1003,
   LocalModuleNotExist = 1004,
-  RemoteModuleNotExist = 1005,
-  LockStdVersion = 1006
+  RemoteModuleNotExist = 1005
 }
 
 const FixItems: { [code: number]: Fix; } = {
-  [DiagnosticCode.PreferHTTPS]: {
-    title: localize("diagnostic.fix.use_HTTPS_module"),
-    command: "deno._use_https_module"
-  },
   [DiagnosticCode.LocalModuleNotExist]: {
     title: localize("diagnostic.fix.create_module"),
     command: "deno._create_local_module"
@@ -43,10 +36,6 @@ const FixItems: { [code: number]: Fix; } = {
   [DiagnosticCode.RemoteModuleNotExist]: {
     title: localize("diagnostic.fix.fetch_module"),
     command: "deno._fetch_remote_module"
-  },
-  [DiagnosticCode.LockStdVersion]: {
-    title: localize("diagnostic.fix.lock_std_version"),
-    command: "deno._lock_std_version"
   }
 };
 
@@ -228,35 +217,6 @@ export class Diagnostics {
         document.positionAt(moduleNode.end)
       );
 
-      const isRemoteModule = /^https?:\/\/.*/.test(moduleNode.text);
-
-      if (isRemoteModule) {
-        if (moduleNode.text.indexOf("https://") !== 0) {
-          diagnosticsForThisDocument.push(
-            Diagnostic.create(
-              range,
-              localize("diagnostic.report.use_HTTPS_module"),
-              DiagnosticSeverity.Warning,
-              DiagnosticCode.PreferHTTPS,
-              this.name
-            )
-          );
-        }
-
-        // if import module from deno_std
-        if (moduleNode.text.indexOf("https://deno.land/std/") === 0) {
-          diagnosticsForThisDocument.push(
-            Diagnostic.create(
-              range,
-              localize("diagnostic.report.lock_std_version"),
-              DiagnosticSeverity.Warning,
-              DiagnosticCode.LockStdVersion,
-              this.name
-            )
-          );
-        }
-      }
-
       const module = await deno.resolveModule(
         importMaps,
         dir,