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Huge TIFF file bogs down Explorer thumbnail generation

Fresh5 days ago
Mar 15, 20262426 views
Confidence Score0%
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Problem

In one of my photo folders, I have a 3.8 GiB TIFF image file. With automatic thumbnail generation set, explorer completely locks up my system when accessing the folder. By inspecting the Resource Monitor, I was able to see that explorer was trying to read the TIFF file at normal priority. Disk IO w…

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1 Fix

Canonical Fix
Unverified Fix
New Fix – Awaiting Verification

Fix for: Huge TIFF file bogs down Explorer thumbnail generation

Low Risk

You can disable thumbnail generation for only files, but this cannot be done by file size as of yet. The key is located at: Simply delete the key. You will want to back up the key first to restore this functionality if you want it back later on.

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Environment