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Fix PowerShell Blank Screen After Resizing Window - Fix Windows Defender Service Not Starting (Error 404)-Ubuntu APT Lock Error: Could Not Get Lock – Fix Guide

2026-06-14 05:34:55
Fix PowerShell Blank Screen After Resizing Window - Fix Windows Defender Service Not Starting (Error 404)-Ubuntu APT Lock Error: Could Not Get Lock – Fix Guide

Result check

  • Keep one change per test run so you know which step helped.
  • Undo temporary changes after the issue is confirmed.