diff --git a/pxtblocks/builtins/functions.ts b/pxtblocks/builtins/functions.ts
index d90a09cde2c1..2beaec4a8c49 100644
--- a/pxtblocks/builtins/functions.ts
+++ b/pxtblocks/builtins/functions.ts
@@ -11,7 +11,6 @@ import { domToWorkspaceNoEvents } from "../importer";
 import { shouldDuplicateOnDrag } from "../plugins/duplicateOnDrag";
 import { PathObject } from "../plugins/renderer/pathObject";
 import { FieldImageNoText } from "../fields/field_imagenotext";
-import { getGlobalProgram } from "../external";
 
 export function initFunctions() {
     const msg = Blockly.Msg;
diff --git a/pxtblocks/builtins/variables.ts b/pxtblocks/builtins/variables.ts
index a63da8f91b64..acbaee1c5141 100644
--- a/pxtblocks/builtins/variables.ts
+++ b/pxtblocks/builtins/variables.ts
@@ -26,6 +26,7 @@ export function initVariables() {
                 mostRecentVariable = variableModelList[0];
             }
             let currentFile: string;
+            const globeIcon = "\uf0ac";
 
             // variables getters first
             for (let i = 0; i < variableModelList.length; i++) {
@@ -34,7 +35,8 @@ export function initVariables() {
                 if (symbol) {
                     if (currentFile !== symbol.file) {
                         currentFile = symbol.file;
-                        const label = createFlyoutGroupLabel(currentFile);
+                        const label = createFlyoutGroupLabel(currentFile, globeIcon);
+                        label.setAttribute("web-icon-color", "#fff");
                         xmlList.push(label);
                     }
                 }
diff --git a/pxtblocks/plugins/functions/blocks/functionCallBlocks.ts b/pxtblocks/plugins/functions/blocks/functionCallBlocks.ts
index 66d529b28dea..d276f7feff2d 100644
--- a/pxtblocks/plugins/functions/blocks/functionCallBlocks.ts
+++ b/pxtblocks/plugins/functions/blocks/functionCallBlocks.ts
@@ -88,10 +88,15 @@ const FUNCTION_CALL_MIXIN: FunctionCallMixin = {
     },
 
     addFunctionLabel_: function (this: FunctionCallBlock, text) {
-        this.appendDummyInput("function_name").appendField(
-            new Blockly.FieldLabel(text, "functionNameText"),
-            "function_name"
-        );
+        const input = this.appendDummyInput("function_name");
+
+        if (this.imported_) {
+            const globe = new Blockly.FieldLabel("\uf0ac", "blocklyText semanticIcon");
+            globe.setClass("blocklyText semanticIcon");
+            input.appendField(globe);
+        }
+
+        input.appendField(new Blockly.FieldLabel(text, "functionNameText"), "function_name");
     },
 
     updateFunctionLabel_: function (this: FunctionCallBlock, text: string) {
diff --git a/pxtblocks/plugins/functions/commonFunctionMixin.ts b/pxtblocks/plugins/functions/commonFunctionMixin.ts
index 4c0b6cdfccd5..919ca289da8a 100644
--- a/pxtblocks/plugins/functions/commonFunctionMixin.ts
+++ b/pxtblocks/plugins/functions/commonFunctionMixin.ts
@@ -39,18 +39,21 @@ export interface FunctionDefinitionExtraState {
     name: string;
     functionid: string;
     arguments: FunctionArgument[];
+    imported?: boolean;
 }
 
 export const COMMON_FUNCTION_MIXIN = {
     name_: "",
     functionId_: "",
     arguments_: [] as FunctionArgument[],
+    imported_: false,
 
     mutationToDom: function (this: CommonFunctionBlock): Element | null {
         this.ensureIds_();
         const container = Blockly.utils.xml.createElement("mutation");
         container.setAttribute("name", this.name_);
         container.setAttribute("functionid", this.functionId_);
+        if (this.imported_) container.setAttribute("imported", "true");
         this.arguments_.forEach(function (arg) {
             const argNode = Blockly.utils.xml.createElement("arg");
             argNode.setAttribute("name", arg.name);
@@ -80,6 +83,8 @@ export const COMMON_FUNCTION_MIXIN = {
         this.arguments_ = args;
         this.name_ = xmlElement.getAttribute("name")!;
 
+        this.imported_ = xmlElement.getAttribute("imported") === "true";
+
         this.restoreSavedFunctionId(xmlElement.getAttribute("functionid")!);
     },
 
@@ -88,12 +93,14 @@ export const COMMON_FUNCTION_MIXIN = {
             name: this.name_,
             functionid: this.functionId_,
             arguments: this.arguments_.slice(),
+            imported: this.imported_,
         };
     },
 
     loadExtraState: function (this: CommonFunctionBlock, state: FunctionDefinitionExtraState) {
         this.arguments_ = state.arguments.slice();
         this.name_ = state.name;
+        this.imported_ = !!(state as any).imported;
 
         this.restoreSavedFunctionId(state.functionid);
     },
diff --git a/pxtblocks/plugins/functions/utils.ts b/pxtblocks/plugins/functions/utils.ts
index 8ecd239de57f..3332d2c38ebe 100644
--- a/pxtblocks/plugins/functions/utils.ts
+++ b/pxtblocks/plugins/functions/utils.ts
@@ -438,7 +438,10 @@ export function flyoutCategory(workspace: Blockly.WorkspaceSvg) {
     // label.setAttribute("text", Blockly.Msg[MsgKey.FUNCTION_FLYOUT_LABEL]);
     // xmlList.push(label);
 
-    const addFunctionCallBlock = (name: string, args: { name: string; type: string; id: string }[]) => {
+    const addFunctionCallBlock = (
+        name: string,
+        args: { name: string; type: string; id: string }[]
+    ): Element => {
         const block = Blockly.utils.xml.createElement("block");
         block.setAttribute("type", "function_call");
         block.setAttribute("gap", "16");
@@ -461,6 +464,7 @@ export function flyoutCategory(workspace: Blockly.WorkspaceSvg) {
             mutation.appendChild(argElement);
         }
         xmlList.push(block);
+        return block;
     };
 
     // Populate function call blocks from the current workspace
@@ -473,6 +477,7 @@ export function flyoutCategory(workspace: Blockly.WorkspaceSvg) {
     if (program) {
         program.refreshSymbols?.();
 
+        const globeIcon = "\uf0ac";
         const currentFile = program.getAllWorkspaces().find(w => w.workspace === workspace)?.fileName || pxt.MAIN_BLOCKS;
         const localNames = new Set(getAllFunctionDefinitionBlocks(workspace).map(f => f.getName().toLowerCase()));
 
@@ -492,10 +497,14 @@ export function flyoutCategory(workspace: Blockly.WorkspaceSvg) {
             }
 
             if (importedFunctions.length) {
-                xmlList.push(createFlyoutGroupLabel(`${file} functions`));
+                const label = createFlyoutGroupLabel(`${file} functions`, globeIcon);
+                label.setAttribute("web-icon-color", "#fff");
+                xmlList.push(label);
 
                 for (const func of importedFunctions) {
-                    addFunctionCallBlock(func.name, func.arguments);
+                    const block = addFunctionCallBlock(func.name, func.arguments);
+                    const mutation = block.querySelector("mutation");
+                    if (mutation) mutation.setAttribute("imported", "true");
                 }
             }
         }
diff --git a/tests/blocklycompiler-test/test.spec.ts b/tests/blocklycompiler-test/test.spec.ts
index 34c6a67d5529..57a8a59c7eb0 100644
--- a/tests/blocklycompiler-test/test.spec.ts
+++ b/tests/blocklycompiler-test/test.spec.ts
@@ -271,14 +271,15 @@ async function blockTestAsync(name: string) {
 
     chai.expect(res).to.not.be.undefined;
 
-    const compiledTs = res.source.trim().replace(/\s+/g, " ");
+    const compiledSource = res.outfiles[pxt.MAIN_TS];
+    const compiledTs = compiledSource.trim().replace(/\s+/g, " ");
     const baselineTs = tsFile.trim().replace(/\s+/g, " ");
 
     if (compiledTs !== baselineTs) {
         console.log(compiledTs);
     }
 
-    chai.expect(compiledTs).to.equal(baselineTs, "Compiled result did not match baseline: " + name + " " + res.source);
+    chai.expect(compiledTs).to.equal(baselineTs, "Compiled result did not match baseline: " + name + " " + compiledSource);
 }
 
 describe("blockly compiler", function () {
diff --git a/theme/blockly-core.less b/theme/blockly-core.less
index 57d97c3061bc..a33dc8c3b290 100644
--- a/theme/blockly-core.less
+++ b/theme/blockly-core.less
@@ -102,6 +102,12 @@ body.blocklyMinimalBody {
         font-family: "Icons";
         font-size: 19px;
     }
+    // Fallback to ensure icon font applies even when labels are not wrapped in editable/noneditable text groups
+    text.semanticIcon {
+        font-family: "Icons";
+        font-style: normal;
+        font-weight: normal;
+    }
     .blocklyEditableText>text.semanticIcon.inverted, .blocklyEditableField>text.semanticIcon.inverted {
         fill: #000;
     }
diff --git a/webapp/src/app.tsx b/webapp/src/app.tsx
index 6b8bd56ba6f1..4d6c106b1784 100644
--- a/webapp/src/app.tsx
+++ b/webapp/src/app.tsx
@@ -1470,12 +1470,19 @@ export class ProjectView
     }
 
     updateFileAsync(name: string, content: string, open?: boolean): Promise<void> {
-        const p = pkg.mainEditorPkg();
-        return p.setContentAsync(name, content)
+        const mainPkg = pkg.mainEditorPkg();
+        return mainPkg.setContentAsync(name, content)
+            .then(() => this.reloadHeaderAsync())
             .then(() => {
-                if (open) this.setFile(p.lookupFile("this/" + name));
+                if (open) {
+                    const reloadedPkg = pkg.mainEditorPkg();
+                    const file = reloadedPkg.lookupFile("this/" + name);
+                    if (file) {
+                        if (pxteditor.isBlocks(file)) this.setSideFile(file);
+                        else this.setFile(file);
+                    }
+                }
             })
-            .then(() => this.reloadHeaderAsync())
     }
 
     isSideDocExpanded(): boolean {