To clear Excel's someone else is working on the file lock, use the correct account, product, permissions, and destination. This guide explains the supported workflow and the checks that confirm the result.
Protect the Workbook and Isolate the Affected Excel Feature
Confirm the owning account, required permissions, affected files or services, and the exact outcome you need. Keep a backup when the task changes local content or removes access.
Quick Excel Check
First, restart you system then try to open the excel file. Next, use Save As to save the file with a new name or in another location to determine if the issue is tied to the current file, and verify the final state before changing any backup or secondary account.
How to Clear Excel's Someone Else Is Working on the File Lock

- restart you system then try to open the excel file
- Use Save As to save the file with a new name or in another location to determine if the issue is tied to the current file
- Restart Excel and your computer, as this can help clear any remaining locks or cached sessions
- Create or modify the value: DisableRobustifiedUNC (DWORD) = 1
After the final step, reopen the affected app, portal, file, or account page and confirm the exact status or behavior described in the title.
Use WPS Office for Related Work While Resolving This Microsoft Issue

If clearing excel's someone else is working on the file lock depends on a Microsoft-only setting, add-in, macro, account, or cloud service, WPS Office cannot change that proprietary state. Complete the Microsoft-side step with the official control described above.
While you work on clearing excel's someone else is working on the file lock, WPS Office provides a free Microsoft Office-compatible workspace through WPS Spreadsheets. It opens and saves common DOCX, XLSX, PPTX, and PDF files in a familiar interface, so related local work can continue without waiting for the Microsoft-side issue to be fixed.
For work related to clearing excel's someone else is working on the file lock, WPS AI in Spreadsheets can help explain or generate formulas, clean and summarize data, and turn relevant ranges into chart-ready insights without leaving the workbook.
Test advanced macros, add-ins, external connections, sensitivity controls, and Microsoft-only cloud integrations on a copy before moving a critical workflow. WPS AI availability and usage limits can vary by plan, platform, region, and app version.
Practical Checks That Prevent a Repeat
- Record which account, app, and file owns the workflow
- Keep a verified backup before removing access, changing ownership, or replacing a local file
- Apply high-impact changes to one test item or user before expanding the scope
- Save confirmation numbers, dates, and screenshots of the final settings when they affect billing, security, or permissions
Frequently Asked Questions
Which account, file, or app should I use when I restart you system then try to open the excel file?
restart you system then try to open the excel file. Use a separate copy first, especially for corrupted files, templates, charts, conditional formatting, formulas, or workbooks containing complex objects.
What result should appear when I use Save As to save the file with a new name or in another location to?
Use Evaluate Formula or Manage Rules, inspect the exact references and Applies to range, and test representative blank, valid, and boundary values. Confirm the account type, product version, ownership, and permissions before assuming the control is unavailable.
What should I preserve before I restart Excel and your computer?
The selected format may not support every feature. Watch the compatibility warning and reopen the saved file to check formulas, objects, macros, and layout. Keep the relevant backup or confirmation until you have checked the result.
Where should I verify the final result after I clear Excel's someone else is working on the file lock?
Create or modify the value: DisableRobustifiedUNC (DWORD) = 1. Reopen the affected app or portal and confirm that the expected status persists.




