Sometimes Windows Defender can detect your custom app, .exe file or other files as a threat and might have been deleted by the defender. If you want to restore it back here are some steps to follow.
- Open the Windows Defender, you can directly open by typing Windows Defender Security Center in the search.
2. After opening, Click on Virus and Threat Protection.
3. Look on Scan History, there you can see the Quarantined threats.
4. Go to that Quarantined threats, select the quarantined items, to restore click restore option and for removal click on remove option.
5. To see the full history of Quarantined items, click on See Full History
In this way, you can restore or remove your quarantined items from windows defender security center.
For the proactive defense or to exclude your apps, files, and folders not to scanned by Windows Defender, there is an Exclusions option in Windows Defender Security Center.
If you want to make sure some custom application and some files folder not to scanned by Windows Defender, Exclusion is the option for this purpose. Files and Folders added/marked as Exclusion will be skipped while performing a virus scan by Windows Defender.
To add your File and folder to Exclusion follow the below steps.
- Firstly, open the Windows Defender Security Center.
- Click on Virus & Threat protection.
- Under the Virus and Threat protection you will see the different options, go to “Virus & Threat protection Settings”.
4. Click on the Virus & threat protection setting. There you can see Exclusions, you can easily add or remove items in Exclusion.
5. Click on add or remove exclusions.
6. Click on Add an exclusion, choose your file or folder that you want to add for Exclusions.
7. To remove from the Exclusions, instead of step 5, select the file/folder you want to remove from exclusions and click remove