According to users, ACDSee is one of the possible causes of this problem. It looks like Windows used ACDSee codecs to create the thumbnails, which caused the problem.
To fix the problem, right-click on the image that is missing a thumbnail. Try using one of these preview options and see if that fixes the problem.
Also, be sure to refresh the screen after selecting the preview option. This is an unusual solution, but some users have reported that it works, so go ahead and try it.
If you do not use ACDSee, this solution may not be right for you.
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4. Restore default settings for File Manager
This problem is usually caused by the file explorer settings, but some users claim that you can fix it by resetting these settings to their defaults.
It’s pretty simple, and you can do it by following these steps:
- Options Open file explorer. Detailed instructions on how to do this can be found in solution 1.
- When the File Manager Preferences window opens, click Restore Defaults.
- Click the View tab, and then click Restore Defaults. Now click Apply and OK to save your changes.
After resetting the file explorer to its default settings, the problem should be completely solved.
5. Performing an SFC scan
Such problems can sometimes occur when system files are damaged. File corruption can occur due to various reasons, but you can fix it by running a scan with the SFC.
To perform this check, proceed as follows
- Press the Windows + X key to open the Win + X menu. Select the command prompt (Admin) from the menu. If the command line is not available, you can also use PowerShell as an administrator.
- When the command line starts, just type the command sfc /scannow and press Enter. Windows will now scan your system for corrupted files and repair any damaged files. This process can take up to 15 minutes, so don’t interrupt it.
Once the scan is complete, your files will be repaired and the problem should be resolved. Once the analysis is complete, repeat solution 1 and see if it solves the problem.
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6. Load the right tool
Microsoft has its own utility that can solve various problems related to files and folders. The application can solve various problems, such as. B. Missing icons, thumbnails, etc.
To use this tool, download this file and run it on your computer. Follow the on-screen instructions to complete the troubleshooting.
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It’s a small but useful tool, and since it comes from Microsoft, it’s perfectly safe to use.
Once the problem is solved, you can repeat solution 1 and see if you get thumbnails.
7. Use the disc cleaning function to remove the thumbnails.
Your thumbnails use a thumbnail cache, but if the thumbnail cache is damaged, you may have this problem.
To fix the problem, clear the thumbnail cache and Windows will recreate it. This is a simple process that you can do by following these steps:
- Press the Windows + S keys and type Disk Cleanup. Select Disk Cleanup from the menu. You can also simply open the Start menu and type Disk Cleanup to search.
- After starting the disk cleanup function, you will be asked to select the disk to be scanned. Select the system drive, which should be C by default, and click OK.
- Wait while the disk cleaning service scans your disk.
- When the Disk Cleanup window opens, select Thumbnails from the list and click OK. Few users also suggest selecting the Temporary Files option, so you may want to do that.
Windows will now delete the thumbnail cache from your PC. Once the thumbnail cache is removed, Windows will generate it again and your problem should be completely solved.
If you need a faster way to clear the thumbnail cache, you can do so by running this .bat file. This file executes several commands and should clear your PC’s entire thumbnail cache.
Note that this script is a bit outdated, so you may experience problems on Windows 10.
If you are an experienced user, you can clear the thumbnail cache from the command line. From the command line, you can clear the cache by simply running a few commands.
To clear the thumbnail cache, proceed as follows
- Close all File Explorer windows.
- Now open a command prompt as administrator.
- Not necessarily: You may need to close Windows Explorer completely to complete this process. To do this, press the key combination Ctrl + Shift + Esc to open the Task Manager. Find Windows Explorer, right-click on it and choose End Task from the menu. You can also do it quickly by typing this line on the command line: taskkill /f /im explorer.exe.
- Enter the following commands on the command line:
- cd /d %UserProfile%AppDataLocalMicrosoftWindowsExplorer
- Attribute -h thumbcache_*.db
- del thumbcache_*.db
- After running these commands, restart the computer and see if the problem persists.
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8. Restore default settings to Problem Folder
If the thumbnail view does not appear, you may be able to solve the problem by resetting the folder settings to their default values.
It’s relatively simple, and you can do it by following these steps:
- Navigate to the problem folder.
- Right-click on an empty space and select Properties from the menu.
- Click the Configuration tab, and then click Restore Defaults. Now click Apply and OK to save your changes.
This is a simple solution, and if you have problems with the lack of a thumbnail preview, you can try it.
9. Free space on system disk
Some users claim that this problem can be caused by a lack of space on the C drive. To fix the problem, free up space on the C drive and your thumbnails will be displayed again.
The easiest way is to delete requests or large files. You can also use the disk cleanup tool to remove all old and unused files to easily free up disk space.
10. Check advanced system settings
If your computer does not have the thumbnail view, you can activate it by changing the advanced system settings.
To solve the problem, simply enable two options under Advanced System Settings.
Please follow the steps below:
- Press the Windows + S keys and enter advanced system settings. From the menu, choose Show Advanced System Settings.
- Under Performance, click the Settings button.
- A list of options is displayed. Select the Save Thumbnails on Taskbar check box and the Display Thumbnails instead of Icons check box. Now click Apply and OK to save your changes.
After enabling these two options, your thumbnails should reappear and everything will work fine.
11. Delete problematic requests
Sometimes your thumbnails are not displayed due to third-party applications. Third-party software can sometimes interfere with Windows settings and cause this problem.
According to users, this problem may be due to the video and audio recording software. If you have recently installed audio or video recording software, uninstall it and get the problem fixed.
If the problem is still not solved, you can try removing other third-party applications from your PC to see if this solves the problem.
It is sometimes difficult to find an application that is problematic, so you will have to proceed by trial and error.
Few users claim that their problem was related to Java and that after it was removed, the problem was solved. If you must use Java, make sure you are using the latest version and see if that solves your problem.
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12. Install the necessary codecs
Windows cannot play video files if some codecs or thumbnails are missing. You need to install the missing codecs to fix the problem, and the problem should be fixed.
According to users, installing Shark codecs solved the problem, so you should try it. Of course, you can also use other codec packages such as B. Try K-Lite.
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13. User group Policy editor
The Group Policy Editor is a powerful tool that allows you to manage various settings on your PC.
This tool is only available for Pro and Enterprise versions of Windows. So if you are using the family version, you can dispense with this solution.
To resolve this issue with the Group Policy Editor, do the following:
- Press the Windows + R key and type gpedit.msc. Press Enter or OK.
- In the left pane, go to User Configuration > Administrative Templates > Start Menu and Taskbar. Look in the right pane and double-click Disable taskbar thumbnails.
- Select Disable and press Apply and OK to save the changes.
There is also another method you can use to correct missing thumbnails. Follow these simple steps:
- Leading the group policy editor.
- In the left pane, go to User Configuration > Administrative Templates > Windows Components > File Management. In the right pane, double-click Turn off thumbnail view and show only icons.
- Now select Unconfigured or Disabled and press Apply and OK to save the changes.
After making these changes to the Group Policy Editor, the problem should be resolved.
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14. Search for spyware in the system
Sometimes, malicious applications can disrupt your system and cause these and other problems.
To fix the problem, you need to run a spyware scan and remove all malicious files.
Users have reported that scanning their system with Spybot solved the problem, so make sure you download and try this tool.
We also recommend that you run a detailed scan of your system with antivirus software and check for other malicious files.
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15. Define another standard request for the files concerned
If you have problems with missing thumbnails, you can solve them by simply installing another standard application for the problematic file type.
It’s relatively simple, and you can do it by following these steps:
- Right-click on the problem file type and choose Open with > Select another application from the menu.
- Select the application you want to use and check Always use this application to open files. Now click OK to save your changes.
The selected application will then be the default application for this type of file, and hopefully your thumbnails will be displayed again.
There are also other methods you can use to define default applications for specific file types. For example, you can set the default applications in the Settings application by following these steps:
- Open the Settings application. The quickest way is to press the key combination Windows + I.
- Go to Apps when the Settings application launches.
- Go to the Default Requests section in the left pane. In the right hand box, scroll down and select Select Default Requests by File Type.
- A list of all file extensions will appear. Find the extension with the missing thumbnails and click on the application next to it. File extensions
- Select the default application from the list or select it from your PC.
- Repeat these steps for extensions that have problems with missing thumbnails.
You can also set a default application for a particular file type in the Control Panel. Please follow the steps below:
- Open the control panel. To do this, press the Windows + S keys and enter the control panel. Now select the control panel from the list.
- When you open the control panel, select Default Programs.
- The default program window is now displayed. Navigate to the default programs.
- From the left menu, select the application you want to use for the problem file type. Now click on Select Default Settings for this program in the right window.
- Now select the problematic file extensions from the list. When you are finished, click the Save button.
You can also use the file type or protocol associated with the program option to solve this problem. Proceed as follows:
- Go to Default Programs and click the Assign File Type or Assign Protocol button.
- A list of all file extensions will appear. Select the problem file type and double-click it.
- Now select the application you want to use for this file type.
- Repeat this step for all problematic file types.
When you’re done, the problem should be resolved and your thumbnails will be displayed again.
Each of these methods allows you to set the default application for the problematic file type, and you simply choose the one that suits you best.
16. Install Paint Shop Pro
According to users, the problem of missing thumbnails can sometimes be caused by the Paint Shop Pro software. Users reported that their thumbnails were missing when using the 32-bit version.
To solve the problem, you need to install both the 32-bit and 64-bit version of the software. After that, the problem should be completely solved.
However, the solution only works with Paint Shop Pro. If you do not have this program installed, you can skip this solution.
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17. Make sure IconCodecService.dll is enabled.
Few users claim that this problem started after IconCodecService.dll was disabled.
According to users, this service converts PNG icons to BMP icons, and if you disable it, you may have problems with thumbnails.
To solve the problem, just activate this service and see if the problem is solved.
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18. RAM Update
Few users claim that this problem is due to lack of RAM. Your RAM is an unlikely cause of this problem, but many users say they solved the problem by installing more RAM.
In most cases, your RAM should not affect the thumbnail, but if you still have this problem, you can try upgrading your RAM as a last resort.
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19. Use a third-party sketch generator
If you don’t see the thumbnail, you may be able to solve the problem with a third-party tool.
There are many third-party thumbnail generators that can help you solve this problem.
One of these tools is Icaros, and after installing it, your thumbnails should reappear.
20. Change of registration
Depending on the users, you may be able to solve this problem by simply making a few changes to your registry.
Keep in mind that the registry stores sensitive information, so be very careful when modifying it. To solve this problem, proceed as follows:
- Press Windows + R and type regedit. Press Enter or OK.
- Not necessarily: Since modifying the registry is somewhat dangerous, we recommend that you make a backup before making any changes. To do this, click File > Export.
Select all as export range, enter the desired file name, choose a safe location, and click Save. If anything goes wrong after modifying the registry, you can use the exported file to easily restore the original state.
- In the left pane, navigate to
- In the right pane, look for DisableThumbnails DWORD. If DWORD is not available, right-click on an empty field in the right pane and choose New > DWORD Value (32-bit). Enter DisableThumbnails as the name for the new DWORD.
- Double-click on the newly created DWORD DisableThumbnails to open its properties. Now set the data value to 0 and click OK to save the changes.
After making these changes, restart the computer and see if the problem persists.
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21. Preventing the deletion of thumbnails from the Windows cache
If you don’t see the thumbnail preview, it could be that Windows is clearing the thumbnail cache.
Some users claim that this problem can be solved by not allowing Windows to clear the cache.
This can be dangerous, so remember that you change these settings at your own risk. To change the security settings, do the following
- Press the Windows + R keys and enter the application information. Press Enter or OK.
- Navigate to the LocalMicrosoftWindows folder. Find the Explorer folder, right click on it and select Properties from the menu.
- Click on the Security tab and then click on the Advanced button.
- After opening the advanced security settings, click Add.
- Now click the Select head button.
- In the Enter field the name of the object to be selected, enter SYSTEM. Click on the Check Names button. If all is well, click OK.
- Set the Type setting to Deny and click the Show Basic Permissions button. Disable all options except Delete Subfolders and Files. Press OK to save the changes.
After that, your system cannot access or delete your thumbnails.
Changing these settings can have unintended consequences for your system, so keep this in mind.
Thumbnails are very useful, and many users prefer to use them instead of icons.
If for some reason the thumbnails are not displayed on your PC, you can try any solution from this article.
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As you can see, there are many solutions. Try the simplest one first to avoid all the technical tricks like changing the registry.
Editor’s comment : This article was originally published in September 2017 and revised and updated in January 2021 for timeliness, accuracy and completeness.
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