> ## Documentation Index
> Fetch the complete documentation index at: https://anki.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Windows installation issues

Some error messages you may encounter when installing Anki:

Please also see [startup issues](./startup-issues).

## "Error opening file for writing"

If closing Anki and your browser does not help, please try restarting your
computer, then running the installer again.

## Antivirus issues

Antivirus programs may sometimes report a [false positive](/faqs/my-antivirus-program-says-anki-is-infected).