Office subscription licensing exception error code 0x5

Please try below steps to resolve the error "Office subscription licensing exception error code 0x5":

Step 1: Check System for Corruption/Check System Integrity:

1. Press Windows + R
2. Type cmd and Press Enter.
3. Type "sfc/scannow" and press enter.

Note: Run cmd as administrator

Step 2: Update to latest Windows KB

1. To check for Windows Updates (Windows XP, Vista, 7, 8, and 10):
2. Click the Start button.
3. Type "update" into the search box and hit ENTER.
4. The Windows Update dialog box will appear.
5. If updates are available, click the Install Updates button.

Step 3: Clean up Junk Files

1. Press Win + R
2. Type "Cleanmgr" and Press Enter.
3. Select the OS Drive and Press ok.
4. Finally Click on Clean up System Files

In most cases, the office subscription licencing exception error code 0x5 error should have been resolved by now; however, if the problem persists, please have your system checked by a professional. And if you have any other solution please leave it in comments. Thank you.

Credits: Microsoft Support Group forum