Open Command Prompt as Administrator and run sfc /scannow to detect and repair missing system files. 4. Verdict on Third-Party Downloads
OSPPREARM.EXE utility is a built-in Microsoft tool used to "rearm" or reset the activation grace period for volume-licensed versions of Microsoft Office. Because it is a system-level component included with Microsoft Office, you should generally not download it from third-party websites , as these may contain malware or corrupted files. WPS Office How to Safely Get OSPPREARM.EXE ospprearmexe download verified