Home / macos-help / Windows 11 Installation Assistant Stuck at 99%: How to Reset and Finish - Large File Processing Memory Error Troubleshooting in Python-Fix Python UnicodeDecodeError with errors='ignore'

Windows 11 Installation Assistant Stuck at 99%: How to Reset and Finish - Large File Processing Memory Error Troubleshooting in Python-Fix Python UnicodeDecodeError with errors='ignore'

Updated 2026-07-28 05:10:07macos-help

Windows 11 Installation Assistant Stuck at 99%: How to Reset and Finish - Large File Processing Memory Error Troubleshooting in Python-Fix Python UnicodeDecodeError with errors='ignore'

Prepare

Execute

Validate

Document

Operational follow-up

Record the exact option, command, or setting that changed the result.
Keep a rollback note if the workflow affects shared files or team settings.

More workflow manuals

How to Fix Git Detached HEAD State and Undo Changes Fix Python venv Not Activating in CMD Fix Python venv 'No such file or directory' Error on Activation Docker Container Exits Immediately: Diagnosing Out of Memory Fix 'Permission Denied' Error When Saving VS Code settings.json Fix Chrome Sync Not Working Due to Proxy Settings