How to Fix Windows 11 Installation Assistant Stuck at 99%
You're running the Windows 11 Installation Assistant, it reaches 99%, and then... nothing. Th...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix Nginx HTTP to HTTPS Redirect Loop Error
You set up an HTTP-to-HTTPS redirect in nginx, but now your browser shows a redirect loop error. ...
Fix Nginx 'upstream connection refused' When Talking to PHP-FPM
You're seeing upstream connection refused in your Nginx error log, and your site...
How to Fix Windows 11 Update Stuck at 0 Percent
You click Check for updates, and the progress bar sits at 0% for minutes or hours. This is a comm...
Fixing Python UnicodeDecodeError When Reading UTF-16 Files
You open a file in Python and get UnicodeDecodeError: 'utf-8' codec can't decod...
Fix 'nginx cannot read file permission denied' Error
When Nginx returns a 403 Forbidden or logs "permission denied" for a static file, it'...
Topic paths
Quick titles
Bluetooth Device Not Found on Windows 11? Try These FixesHow to Handle Large Files in Python Without Memory ErrorsPermission Denied Error When Using pip install --userFix Cloudflare Origin Certificate Chain ErrorsHow to Fix Git Detached HEAD and Checkout a BranchRecover Lost Commits After Git Detached HEADTroubleshoot Windows 11 Assistant Hanging at 99%Chrome ERR_NAME_NOT_RESOLVED Mac Fix Guide