Windows Defender full scan showing “Last scan not available” after completing with no threats found.

- Gathered details about Windows Defender quick scan and full scan behavior
- Checked whether any error message was displayed during the full scan
- Quick scan completes success
- Requested screenshot of the “Last scan not available” message
**- full scan completes successfully and shows “No threats found,” there may be no detected threats requiring action
** **- message may indicate scan details are not being displayed rather than a scan failure
** **- Tried to run another full scan and verify the result
** - The result same after deice restart & full re-scan