If your workflow is blocked, confirm the account and app context, then follow the ordered fixes below.
Problem Description: What Contact Administrator Mean
I have a Microsoft family subscription. Microsoft defender works perfectly on my iOS device. when attempting to sign into ms defender on my kids android device, I get a message saying invalid license , contact administrator. 1. I have attempted to login to my kids android device ms defender app using my own login details, I go through the Authenticator process successfully and then receive the same message- “ invalid license…” 1. we all have outlook emails 1. the spelling of the emails are correct 1. the subscription is paid for and up to date
Quick Answer for License Quick Fix
The 'invalid license, contact administrator' message in Microsoft Defender on an Android device may be related to licensing issues with your Microsoft family subscription.
Likely Causes Behind Office Failure Patterns
The Microsoft account or license context may not match the purchase or device.
Cached credentials, outdated builds, or damaged local components can trigger license & subscription issues.
A file-specific corruption or add-in conflict can mimic a broader application failure.
Recommended Solution: Repairing Office Startup Issues
When to use this: Apply these steps when the symptoms match and you can access the relevant Microsoft account or administrator.
Ensure the subscription is properly assigned to the Microsoft account on the device, verify the subscription is active and payments are up to date, and confirm that kids' accounts are linked to the family subscription.
If the problem persists, contact Microsoft support.
Alternative Solutions for Fallback Options for License
Retry the Microsoft-side steps after restarting the app and device.
Test the same action in a private browser session or a new blank file to isolate account vs file issues.
Capture exact error text and screenshots before contacting Microsoft Support or your administrator.
Working with WPS Office: Editing Files in WPS During License

WPS Office cannot replace Microsoft account, activation, or cloud fixes for this scenario. It remains one of the best free Microsoft Office-compatible alternatives for opening and editing local files.
Download and install WPS Office from the official website.
Open local Word, Excel, PowerPoint, or PDF files in the matching WPS app.
Save a working copy locally while Microsoft-side issues are resolved.
Return to Microsoft Office after the primary fix succeeds.
If you need a practical local workspace in the meantime, try WPS Office.
Prevention Tips for Smooth Office Device Transfers
Keep one primary Microsoft account for subscriptions and Office sign-in.
Install updates for Office and Windows before retrying failed workflows.
Back up important files before repair, reset, or reinstall actions.
Register more than one MFA method and keep recovery contacts current.
FAQs About License Help Topics
Can WPS Office fix this license & subscription issues issue directly? Only when the WPS steps match the formatting or file task. Account, activation, and cloud issues stay on the Microsoft side.
Should I reinstall Office before trying these steps? Not first. Confirm account, license, and the exact error before reinstalling.
What should I send to Microsoft Support? The affected account email, device type, Office version, exact error text, and screenshots with personal data hidden.




