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Windows 11 Installation Assistant Stuck at 99% Due to Antivirus - npm package.json Missing: Causes and Solutions-Fix Windows Update Error 0x800f081f Without Resetting

2026-07-28 08:44:19
Windows 11 Installation Assistant Stuck at 99% Due to Antivirus - npm package.json Missing: Causes and Solutions-Fix Windows Update Error 0x800f081f Without Resetting

Result check

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

Next references

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