diff --git a/packages/insomnia-sdk/src/objects/__tests__/environments.test.ts b/packages/insomnia-sdk/src/objects/__tests__/environments.test.ts
new file mode 100644
index 00000000000..93d38971762
--- /dev/null
+++ b/packages/insomnia-sdk/src/objects/__tests__/environments.test.ts
@@ -0,0 +1,24 @@
+import { describe, expect, it } from '@jest/globals';
+import { validate } from 'uuid';
+
+import { Environment, Variables } from '../environments';
+
+describe('test Variables object', () => {
+    it('test basic operations', () => {
+        const variables = new Variables({
+            globals: new Environment('globals', { value: '777' }),
+            environment: new Environment('environments', {}),
+            collection: new Environment('baseEnvironment', {}),
+            data: new Environment('iterationData', {}),
+        });
+
+        const uuidAnd777 = variables.replaceIn('{{    $randomUUID }}{{value  }}');
+        expect(validate(uuidAnd777.replace('777', ''))).toBeTruthy();
+
+        const uuidAndBrackets1 = variables.replaceIn('{{    $randomUUID }}}}');
+        expect(validate(uuidAndBrackets1.replace('}}', ''))).toBeTruthy();
+
+        const uuidAndBrackets2 = variables.replaceIn('}}{{    $randomUUID }}');
+        expect(validate(uuidAndBrackets2.replace('}}', ''))).toBeTruthy();
+    });
+});
diff --git a/packages/insomnia-sdk/src/objects/interpolator.ts b/packages/insomnia-sdk/src/objects/interpolator.ts
index 7d665aaaf66..a395889a108 100644
--- a/packages/insomnia-sdk/src/objects/interpolator.ts
+++ b/packages/insomnia-sdk/src/objects/interpolator.ts
@@ -1,3 +1,4 @@
+import { fakerFunctions } from 'insomnia/src/ui/components/templating/faker-functions';
 import { configure, type ConfigureOptions, type Environment as NunjuncksEnv } from 'nunjucks';
 
 class Intepolator {
@@ -10,7 +11,42 @@ class Intepolator {
     render = (template: string, context: object) => {
         // TODO: handle timeout
         // TODO: support plugin?
-        return this.engine.renderString(template, context);
+        return this.engine.renderString(
+            this.renderWithFaker(template),
+            context
+        );
+    };
+
+    renderWithFaker = (template: string) => {
+        const segments = template.split('}}');
+        if (segments.length === 1) {
+            return template;
+        }
+
+        const translatedSegments = segments.map(segment => {
+            const tagStart = segment.lastIndexOf('{{');
+            if ((tagStart) < 0) {
+                return segment;
+            }
+
+            const tagName = segment
+                .slice(tagStart + 2)
+                .trim();
+            if (!tagName.startsWith('$')) {
+                // it is a tag probably for interpolating, at least not for generating
+                return segment + '}}';
+            }
+            const funcName = tagName.slice(1) as keyof typeof fakerFunctions; // remove prefix '$'
+
+            if (!fakerFunctions[funcName]) {
+                throw Error(`replaceIn: no faker function is found: ${funcName}`);
+            };
+
+            const generated = fakerFunctions[funcName]();
+            return segment.slice(0, tagStart) + generated;
+        });
+
+        return translatedSegments.join('');
     };
 }
 
diff --git a/packages/insomnia-smoke-test/tests/smoke/pre-request-script-window.test.ts b/packages/insomnia-smoke-test/tests/smoke/pre-request-script-window.test.ts
index 9137148f046..59c10c635a0 100644
--- a/packages/insomnia-smoke-test/tests/smoke/pre-request-script-window.test.ts
+++ b/packages/insomnia-smoke-test/tests/smoke/pre-request-script-window.test.ts
@@ -51,15 +51,25 @@ test.describe('test hidden window handling', async () => {
     await page.getByLabel('Request Collection').getByTestId('Long running task').press('Enter');
     await page.getByTestId('request-pane').getByRole('button', { name: 'Send', exact: true }).click();
 
-    await page.getByText('Timeout: Running script took too long').click();
+    await page.waitForSelector('[data-testid="response-status-tag"]:visible');
+
+    expect(await page.locator('.pane-two pre').innerText()).toEqual('Timeout: Running script took too long');
     await page.getByRole('tab', { name: 'Timeline' }).click();
     await page.getByRole('tab', { name: 'Preview ' }).click();
     const windows = await app.windows();
     const hiddenWindow = windows[1];
     hiddenWindow.close();
-    await page.getByRole('button', { name: 'Send', exact: true }).click();
-    // as the hidden window is restarted, it should not show "Timeout: Hidden browser window is not responding"
-    await page.getByText('Timeout: Running script took too long').click();
+
+    await page.getByTestId('settings-button').click();
+    await page.getByLabel('Request timeout (ms)').fill('6000');
+    await page.getByRole('button', { name: '' }).click();
+
+    await page.getByTestId('request-pane').getByRole('button', { name: 'Send' }).click();
+
+    // it should still work
+    const statusTag = page.locator('[data-testid="response-status-tag"]:visible');
+    await page.waitForSelector('[data-testid="response-status-tag"]:visible');
+    await expect(statusTag).toContainText('200 OK');
   });
 
   test('window should be restarted if it hangs', async ({ app, page }) => {
@@ -77,7 +87,7 @@ test.describe('test hidden window handling', async () => {
 
     // update timeout
     await page.getByTestId('settings-button').click();
-    await page.getByLabel('Request timeout (ms)').fill('100');
+    await page.getByLabel('Request timeout (ms)').fill('1000');
     await page.getByRole('button', { name: '' }).click();
 
     // send the request with infinite loop script
@@ -96,37 +106,3 @@ test.describe('test hidden window handling', async () => {
     await expect(statusTag).toContainText('200 OK');
   });
 });
-
-test('window should be restarted if it hangs', async ({ app, page }) => {
-  test.slow(process.platform === 'darwin' || process.platform === 'win32', 'Slow app start on these platforms');
-
-  // load collection
-  const text = await loadFixture('pre-request-collection.yaml');
-  await app.evaluate(async ({ clipboard }, text) => clipboard.writeText(text), text);
-
-  await page.getByRole('button', { name: 'Create in project' }).click();
-  await page.getByRole('menuitemradio', { name: 'Import' }).click();
-  await page.locator('[data-test-id="import-from-clipboard"]').click();
-  await page.getByRole('button', { name: 'Scan' }).click();
-  await page.getByRole('dialog').getByRole('button', { name: 'Import' }).click();
-
-  // update timeout
-  await page.getByTestId('settings-button').click();
-  await page.getByLabel('Request timeout (ms)').fill('100');
-  await page.getByRole('button', { name: '' }).click();
-
-  // send the request with infinite loop script
-  await page.getByText('Pre-request Scripts').click();
-  await page.getByLabel('Request Collection').getByTestId('infinite loop').press('Enter');
-  await page.getByTestId('request-pane').getByRole('button', { name: 'Send', exact: true }).click();
-  await page.getByText('Timeout: Hidden browser window is not responding').click();
-
-  // send the another script with normal script
-  await page.getByLabel('Request Collection').getByTestId('simple log').press('Enter');
-  await page.getByTestId('request-pane').getByRole('button', { name: 'Send', exact: true }).click();
-
-  // it should still work
-  const statusTag = page.locator('[data-testid="response-status-tag"]:visible');
-  await page.waitForSelector('[data-testid="response-status-tag"]:visible');
-  await expect(statusTag).toContainText('200 OK');
-});
diff --git a/packages/insomnia/src/network/network.ts b/packages/insomnia/src/network/network.ts
index d89797b1bde..7e93fa65c81 100644
--- a/packages/insomnia/src/network/network.ts
+++ b/packages/insomnia/src/network/network.ts
@@ -200,7 +200,7 @@ export const tryToExecuteScript = async (context: RequestAndContextAndOptionalRe
         reject(new Error('Timeout: Hidden browser window is not responding'));
         // Add one extra second to ensure the hidden browser window has had a chance to return its timeout
         // TODO: restart the hidden browser window
-      }, timeout + 1000);
+      }, timeout + 2000);
     });
     // const isBaseEnvironmentSelected = environment._id === baseEnvironment._id;
     // if (isBaseEnvironmentSelected) {