FIX: How to Change Highlights Cover on Instagram, Edit in PC, Black Cover Story 2026
By Impran M N
Highlight covers turning into a solid black box on Instagram's desktop site usually comes down to browser caching issues or a file format mismatch, and editing highlights created on mobile can be trickier from a computer. This guide covers clearing the cause of the black cover glitch and re-uploading a working cover from your PC.
01Understand why covers turn black on PC
This glitch is often caused by a browser caching error or a mismatch between the file format of your cover image and what the desktop interface expects.
02Access highlight settings on desktop
Open Instagram in your browser and navigate to your profile's highlights section to locate the edit option for the affected highlight.
03Clear browser cache and cookies
Clear your browser's site-specific cookies and cached data for Instagram, then reload the page before attempting to edit the cover again.
04Upload a correctly sized cover
Re-upload your custom graphic in the correct aspect ratio to avoid the black cover error reappearing.
05Sync and verify
After saving, refresh your profile and check that the new cover displays correctly and syncs across devices.
Frequently asked questions
Why does my highlight cover show as a black box on desktop?
It's typically due to a browser caching error or the uploaded image not matching the expected file format or aspect ratio.
Can I edit highlight covers directly from my computer?
Yes, Instagram's desktop interface allows editing, though highlights originally created on mobile can sometimes be more restricted.
Will clearing my browser cache fix the black cover issue?
In many cases yes, since clearing cached data and cookies removes the stale files causing the display error.
What image size should I use for a highlight cover?
Use the correct aspect ratio Instagram expects for highlight covers to avoid display errors when uploading from a computer.
Watch the full walkthrough
The same steps, demonstrated on screen from start to finish.



