Microsoft Windows Error Code 0x800700B8: How to Fix It
Easy 30 minutes Medium Severity
Verified June 2026
- Error Code
- 0x800700B8
- Brand
- Microsoft Windows
- Product Type
- hresult
- Severity
- Medium
- DIY Difficulty
- Easy
- Estimated Fix Time
- 30 minutes
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How to Fix Error Code 0x800700B8
-
Run System File Checker (SFC)
-
Check for Corrupted System Files with DISM
-
Reinstall the Problematic Application
-
Run the Program in Compatibility Mode
-
Scan for Malware
Back up your important data before scanning if malware is suspected. -
Adjust Memory Settings (if app is 32-bit on 64-bit)
Modifying boot configuration can affect system stability. Proceed only if other steps fail.
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When to Call a Professional
If none of these steps resolve the error and you suspect hardware issues (like failing RAM or disk), consider contacting a professional technician or Microsoft Support. Also, if the system is unstable after attempts, seek help.Frequently Asked Questions
What does Windows error 0x800700B8 mean?
It indicates that the executable file you are trying to run has an invalid or corrupted format, often due to a mismatch between 32-bit and 64-bit systems or file corruption.
Can I fix error 0x800700B8 without reinstalling Windows?
Yes, usually. Try running SFC and DISM scans, reinstalling the affected application, or using compatibility mode first. Reinstalling Windows is a last resort.
How do I know if my program is 32-bit or 64-bit?
Right-click the program's shortcut or .exe file, select Properties, and go to the Compatibility tab. If there is no 'Run this program in compatibility mode for:' option, it is likely 64-bit.