Windows has the ability to show icons instead of thumbnails, and if this option is turned on, your thumbnails won’t appear at all.
To fix the problem, you just need to find this setting and disable it.
Several users reported this problem while trying to access a shared folder.
According to them, thumbnails won’t appear while trying to access a network drive using its letter, but by using the UNC path, such as \IP_address\sharename they were able to fix this problem.
Your File Explorer settings are usually the cause for this problem, but few users claim that you can fix it by resetting these settings to default.
This is rather simple and you can do it by following these steps: After resetting File Explorer Options to default settings, the problem should be resolved completely.
Sometimes these types of problems can occur if your system files are corrupted.
File corruption can occur due to various reasons, but you can fix it by performing an SFC scan.
This problem can occur in File Explorer due to your settings.Thumbnails are rather useful, and many users prefer using thumbnails over icons.However, many users reported that thumbnail previews aren’t showing in File Explorer.Microsoft has its own tool that can fix various problems related to both files and folders.The application can fix various problems including missing icons, thumbnails, etc.