A file is required to run search companion cannot be found. You may need to run setup.

Problem: Windows Search Buttom (For files or folder....) not functioning

Error encountered: A file is required to run search companion cannot be found. You may need to run setup.

Action Taken:
1. Log on to the computer by using an account with administrator permissions.
2. Click Start, click Run, type %systemroot%\inf, and then click OK.
3. Locate the Srchasst.inf file.
4. Right-click the Srchasst.inf file, and then click Install. This reinstalls the files