Home / browser-issues / Windows 11 Update Stuck at 0%: How to Fix - Git Push Rejected Non Fast Forward: Causes and Solutions-Fix Git 'index.lock' File Exists Error on Linux

Windows 11 Update Stuck at 0%: How to Fix - Git Push Rejected Non Fast Forward: Causes and Solutions-Fix Git 'index.lock' File Exists Error on Linux

Updated 2026-07-28 15:05:52browser-issues

Windows 11 Update Stuck at 0%: How to Fix - Git Push Rejected Non Fast Forward: Causes and Solutions-Fix Git 'index.lock' File Exists Error on Linux

Likely symptom

Likely cause

Safe rollback

Verification route

Repeat the original action, not only a simplified test case.
Restart the app or reload the service after configuration changes.