| Issue | Likely Cause | Solution | |-------|--------------|----------| | “MSVCP140.dll missing” | Missing Visual C++ Redistributable. | Install VC++ 2015-2022 on the host PC (may need admin). Or, copy the DLLs into XLCompare folder. | | Excel comparison fails | Missing Excel driver (ACE OLEDB). | Install Microsoft Access Database Engine (redistributable). This is a hard limitation—some PCs without Office may not compare .xlsx deeply. | | Settings reset every time | App is trying to write to HKCU registry. | Use yaP or ThinApp to redirect writes to local folder. Or accept that settings are per-machine. | | “License expired” on new PC | License bound to machine ID or registry. | Use the portable license workaround above (export reg key). Network licenses may not work in portable mode. |
Provides a visual, color-coded report highlighting every difference found.
If you move the USB drive to a new computer, the drive letter might change (e.g., from E: to F: ). Generally, this does not affect functionality, but it is good to be aware of. Troubleshooting Portable Installation Issues xlcompare portable install
This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later.
This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later. | Issue | Likely Cause | Solution |
Compare Excel Files. Drop 2 Excel files on this page and get the report with highlighted difference. Export new and changed cells. xlCompare.com Download Excel File Comparison Tool
This article provides a comprehensive guide to performing an , enabling you to run this powerful software directly from a USB drive or cloud storage without modifying the host system. What is a Portable Application? | | Excel comparison fails | Missing Excel
: You can run the application without needing system administrator privileges.
