While ospprearm.exe is a legitimate file used by Microsoft Office, downloading it individually from a third-party website is a classic vector for malware.
If successful, the Command Prompt will display a message stating: "Microsoft Office rearm successful."
The tool ( ospprearm.exe ) is a legitimate, built-in utility created by Microsoft. It is included automatically with volume-licensed versions of Microsoft Office 2013, 2016, and 2019. The Purpose of the Rearm Tool ---- Ospprearm.exe Office 2016 Download
When you install Microsoft Office 2016 under a volume license or a trial, you are given a specific "grace period" (usually 5 to 30 days) to activate the software.
Microsoft limits rearming to six times. After the 180th day (6 × 30 days), the rearm counter cannot be reset without reinstalling Windows or modifying the registry in unsupported ways. There is no "infinite" trial through this tool. While ospprearm
You do need to download this file separately. It is included in your Microsoft Office installation folder. Downloading it from third-party sites is risky and can lead to malware or system instability. Default File Paths: 64-bit Office: C:\Program Files\Microsoft Office\Office16
Are you trying to or a purchased corporate license ? Which Windows operating system version are you running? Share public link The Purpose of the Rearm Tool When you
A message should appear stating, "Microsoft Office rearm successful". ⚠️ Common Issues & Fixes
You can typically only run this command a limited number of times (often up to 5 times for retail versions or a set limit for volume versions) Trial vs. Volume: This method is primarily for Volume Licensed (KMS/MAK) versions Microsoft Learn
Disclaimer: This information is based on standard Office deployment techniques. Always ensure your software is properly licensed through legitimate channels.
C:\Program Files (x86)\Microsoft Office\Office16
