> For the complete documentation index, see [llms.txt](https://help.getupnote.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.getupnote.com/resources/troubleshoot-issues.md).

# Troubleshoot issues

- [Can't sign in to account](https://help.getupnote.com/resources/troubleshoot-issues/cant-sign-in-to-account.md)
- [Sync not working](https://help.getupnote.com/resources/troubleshoot-issues/sync-not-working.md)
- [Restore missing notes](https://help.getupnote.com/resources/troubleshoot-issues/restore-missing-notes.md)
- [Images not displaying](https://help.getupnote.com/resources/troubleshoot-issues/images-not-displaying.md)
- [Unable to access UpNote](https://help.getupnote.com/resources/troubleshoot-issues/unable-to-access-upnote.md)
- [Visual bug on Linux](https://help.getupnote.com/resources/troubleshoot-issues/visual-bug-on-linux.md)
- [Glitches on Chromebook](https://help.getupnote.com/resources/troubleshoot-issues/glitches-on-chromebook.md)
- [Unable to create tags](https://help.getupnote.com/resources/troubleshoot-issues/unable-to-create-tags.md)
- [Unable to open attachments on Mac](https://help.getupnote.com/resources/troubleshoot-issues/unable-to-open-attachments-on-mac.md)
- [Premium purchase not reflected](https://help.getupnote.com/resources/troubleshoot-issues/premium-purchase-not-reflected.md)
- [Duplicate charges](https://help.getupnote.com/resources/troubleshoot-issues/duplicate-charges.md)