Encountering the dreaded Microsoft Edge "Side-by-Side Configuration" Error? This pesky issue crashes your browser, blocks tabs, and disrupts your workflow. Don't worry โ you're not alone, and it's fixable! In this guide, we'll walk you through solving Microsoft Edge "Side-by-Side Configuration" Error with simple, effective steps. By the end, Edge will run smoothly again. Let's dive in! ๐ง
What is the "Side-by-Side Configuration" Error in Microsoft Edge?
The Side-by-Side (SxS) Configuration Error (error code often 0xc000007b or similar) occurs when Microsoft Edge can't load required Visual C++ runtime libraries. It shows messages like "The application has failed to start because its side-by-side configuration is incorrect." This stems from mismatched DLL files, corrupted installs, or missing redistributables โ common after Windows updates or software conflicts.
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Good news: Most fixes take under 10 minutes and require no advanced skills. Stick with us for results!
Common Causes of Microsoft Edge Side-by-Side Error
- ๐ธ Missing or outdated Microsoft Visual C++ Redistributables (2015-2022 versions).
- ๐ธ Corrupted Edge installation or system files.
- ๐ธ Windows registry issues or third-party software interference (antivirus, cleaners).
- ๐ธ Incomplete updates in the latest Windows builds.
Step-by-Step Guide: Solving Microsoft Edge "Side-by-Side Configuration" Error
Start with the quickest fixes. Test Edge after each step. We'll prioritize safe, official methods.
Step 1: Reinstall Visual C++ Redistributables (Top Fix โ 80% Success Rate!)
This resolves most cases. Download official packages:
- ๐น Uninstall old versions: Go to Settings > Apps > Apps & features, search "Visual C++", uninstall all 2015-2022 entries.
- ๐น Download latest from Microsoft Visual C++ Redistributable x64 and x86 if needed.
- ๐น Install both, restart PC, launch Edge.
Pro tip: Always install x64 first for 64-bit Windows. ๐
Step 2: Repair or Reset Microsoft Edge
- ๐น Right-click Edge icon > App settings > Repair (or Reset if needed).
- ๐น For stubborn cases: Win + R > type
msedge://settings/reset > Restore settings.
Step 3: Run System File Checker (SFC) and DISM
Fix corrupted system files:
- ๐น Open Command Prompt as Admin.
- ๐น Run:
DISM /Online /Cleanup-Image /RestoreHealth (wait 10-20 mins).
- ๐น Then:
sfc /scannow.
- ๐น Restart and test Edge.
Step 4: Update Windows and Edge
Ensure you're on the latest:
- ๐ธ Settings > Windows Update > Check for updates.
- ๐ธ Edge:
edge://settings/help > Update.
Advanced Fixes: When Basic Steps Fail
If issues persist, try these:
| ๐ง Method |
Steps |
Success Rate |
Time |
| Registry Clean |
Download CCleaner (free), scan registry. Backup first! |
High |
5 mins |
| Reinstall Edge |
Powershell (Admin): Get-AppXPackage *edge* | Remove-AppXPackage, then reinstall from Microsoft Store. |
Very High |
10 mins |
| Dependency Walker |
Use Sysinternals Dependencies to check DLLs. |
Expert |
15 mins |
โ ๏ธ Caution: Backup data before registry edits. For pros only!
Prevention Tips to Avoid Future Side-by-Side Errors
- โญ Keep Visual C++ updated via Windows Update.
- โญ Avoid unofficial app cleaners.
- โญ Run monthly SFC scans.
- โญ Use Edge's built-in repair before full resets.
Bonus: Enable Edge Startup Boost in settings for stability. ๐
Still Stuck? Next Steps
If nothing works, check Event Viewer (Win + R > eventvwr) for clues or visit Microsoft Community. Share your Windows version for tailored help.
Congratulations! You've conquered the Microsoft Edge "Side-by-Side Configuration" Error. Edge should now fly smoothly. Share this guide if it helped โ your feedback keeps us going! ๐ Questions? Drop a comment below.
Optimized for latest Windows and Edge builds. Sources: Official Microsoft docs.