What is Windows.edb?The Windows.edb is a database file of the indexing service. If you have enabled Windows Indexing or Windows Search feature, this file can become quite large.
Is it safe to delete Windows.edb file?Yes, it is perfectly safe to delete Windows.edb file. But when you try to delete Windows.edb file without disabling the Windows Search service, you’ll get the error "the action cannot be completed because the file is open in windows search". You first need to disable the Windows Indexing service and then you can delete the Windows.edb file.
How to delete Windows.edb and rebuild index search?1) Open Service Manager console (or run "services.msc"), search and find the service "Windows Search". Stop the service.
2) Delete the Windows.edb file.
3) Click Start > Search for "Indexing Options" and Open it.
4) Click "Advanced" button and then click "Rebuild" for delete and rebuild index. You can also specify a different drive to store the index on.