Questions tagged [thumbnails]

Thumbnails are reduced versions of objects, mostly images, that are used to quickly display a small and recognizable representation of the object.

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Get correct video thumbnail when using youtube-dl?

When I download a video using youtube-dl on Windows 10, the downloaded video will get a different thumbnail when viewed in the explorer than the thumbnail it has on YouTube. Is there some way to make ...
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1answer
33 views

Video files thumbnails are not showing in some folders

I have 2 folders with identical files, a mix of video files and pictures. 1 folder is on external drive and it shows thumbnail for both videos and pictures. Second folder is in OneDrive, and it only ...
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117 views

How to get .PSD Photoshop thumbnails to show in Windows 10?

I have a problem where thumbnails for Photoshop (PSD) files won't show in Windows 10. Instead, only the default program icon for PSD files is shown. Thumbnails for other image files are working ...
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12 views

Thumbnails break for no reason

Sometimes when I'm using my pc normally, I get broken thumbnails and explorer just going crazy and heck it's not the "go to folder options" thing, It's the THUMBNAIL NOT LOADING BECAUSE ...
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2k views

How to set a thumbnail to a video file on Windows 10

I have a mkv file and I would like to set a thumbnail. I would like this thumbnail to be an image of a random moment of this video, as Windows did for my other videos. If I am not clear enough, I’ll ...
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1answer
538 views

How can I view .ai thumbnail previews in explorer / Windows 10?

I want to see a thumbnail preview in place of the file explorer icon. I've managed to get this working for PSD's and PDFs, but not AI files. I know there's no native support for this, and I'm fairly ...
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1answer
246 views

In search of a solution to preload icons in Windows icon cache only for a specific folder

As you probably know, Windows XP has a feature of thumbnail caching. On each directory with photos you can find a hidden thumbs.db file that stores folder and file thumbnail references, that "thumbs....
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36 views

Cyberduck view thumbnails of S3 bucket full of images?

Is it possible using Cyberduck or another tool to preview thumbnails of a s3 bucket full of images (jpg, etc)
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18 views

Missing Thumbnails

I'm using windows 10... Most but not all of the thumbnails in the picture folder are icons when I view them in file explorer... I've tried everything I could find on the net to repair/replace these ...
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1answer
154 views

Firefox not displaying thumbnails for YouTube and eBay

I had a problem with the latest version of Firefox (74.0) and so downgraded to version 73.0. Now Firefox won't display thumbnails for YouTube and eBay. I have cleared the cache and cleared cookies ...
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29 views

Trigger windows to build preview images before opening folder

Is there any way to trigger Windows 10 to build the various image thumbnail sizes, other than just opening the folder in explorer and waiting? I have an image export program, and it's exported a ...
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40 views

Windows 10 - see contents of thumbs.db

Is there a way to view the thumbnails cached by Windows 10 (thumbcache_***.db files)? I used to use a program thumbs viewer for that purpose - it worked fine on Windows Vista/7 but it seems to ...
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1answer
111 views

Thumbnails not showing on network drive but on local drives. (Win 10 Pro)

I just finished my new rig and installed Windows 10 Professional. I also have the latest version and all the updates. When I go to my NAS, the explorer doesn't show thumbnails anymore (gif, png, jpg, ...
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29 views

Image thumbnails sometimes display the manufacturer logo instead of a thumbnail of the image in Windows 10

I'm having a strange problem in Windows 10 explorer. I have an oscilloscope that saves images to folders called ALL0001/ and increments the 1 for every save. To combine all the screenshots into a ...
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1answer
104 views

Change all the video thumbnails at once

Is there a way to change all the video thumbnails to a default thumbnail in a particular folder in windows 10? Present Thumbnail: Expected Thumbnail:
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72 views

How do I make my PNGs have transparent thumbnail in Windows File Explorer?

Example provided below of the issue (where a black PNG is all black)
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1answer
354 views

how to change the thumbnails' (icons) default size in windows 10?

In Windows 7 I used to set my preferred thumbnail size: Then I go in Folder options and make sure that the current style would apply to all folders of the same type: However, that no longer works. ...
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1answer
775 views

Disable live thumbnails on Youtube web site

Please note this is not about the Youtube app. It is about using the Youtube website on a desktop from a browser. I am using the old Youtube website layout (?disable_polymer=1). One of the features ...
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1answer
221 views

How to prevent Windows Explorer from generating thumbnails for a specific folder?

I use rclone to mount a remote as a drive on Windows 10, however whenever I open a folder that contains videos, Windows Explorer starts trying to create thumbnails fo them which makes rclone re-...
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1answer
61 views

Can the IT department track my usage when i am watching You Tube thumbnail videos only?

I have been given a smartphone at my work place and i browse You Tube while i am on office network. IT department have registered the MAC address of the smartphone and keeps a track on employees using ...
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308 views

Generate preview thumbnail (sample) using ffmpeg?

I tried to google for a way to generate preview thumbnail (sample) like MPC-HC does: As you can see, the thumbnail should have multiple frames and show the time of the frame, extra info of the video ...
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1answer
368 views

Thumbnail preview in explorer not showing thumbnails for images until vieweed by default app

Windows10, there are thumbnails for some images, but for some of them it does not. I thought in direction of Always show icons, never thumbnails etc, but there ARE thumbs for some images. As an ...
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2answers
2k views

How to show Folders as Icons and Files as Thumbnails in Windows 10

Is there any solution in Windows 10 to show the Folders as Icons and Files as Thumbnails? I'd like to change the default look of all Folders by using a different *.ico file. Unfortunately when a ...
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2answers
739 views

Thumbnail preview appears and immediately disappears

I have a problem with the thumbnails of picture files. When I open a OneDrive folder, the Thumbnail preview appears and immediately disappears. It flashes when I scroll down in the folder but as soon ...
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2answers
307 views

{solved} - How to show Thumbnail Previews over Taskbar icons in Windows 7?

My Thumbnail Previews over Taskbar icons in Windows 7 is missing. After some research I have found that I have to go to Computer >> Properties >> Advanced system settings >> and check "Enable Desktop ...
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21 views

Windows 10/Chrome: how to disable thumbnails for a specific folder or reset download locations

My issue lies in downloading files in a public setting, as once in a while, the "Save As" menu, ends up in a folder with rather "sensitive" material in it. So basically I would like to either be able ...
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2k views

Force Windows 10 to create thumbs.db files within local folders

I will soon move large amounts of photos and videos from my Windows 10 PC to an NAS. To minimize thumbnail load times when accessing those files on the NAS, I want to create thumbs.db files in every ...
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1k views

Is there a way to make image file previews bigger than 256 (extra large) in Windows 10?

I bought myself a bigger monitor with 2560x1440px resolution and I want the image previews to be biiiig but they seem to be limited to 256px size at "extra large" setting. Fullscreen at max size it ...
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2answers
638 views

How can I increase the size of (icons) thumbnails when opening files to upload in browsers?

This is the view I get when I want to upload a file to OS X' browser. I like the thumbnail view, but as you can see, they are too small. I don't mind showing fewer pictures – I just want a bigger ...
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1answer
72 views

Is it possible do display (.ico) files as thumbnails in Thunar file manager?

Thunar displays thumbnails (almost) normally for image files, but for (*.ico) files only display a standard thumbnail. Is there some setting or plugin to solve this issue ? Or should I convert ico ...
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748 views

Animated thumbnails for a video using FFmpeg

I want to create an animated .gif file as a thumbnail for a video. I used this command line to grab 20 frames from a video: ffmpeg -i input.mkv -ss 00:05:14.435 -vframes 20 ./thumbs/out%02d.png ...
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4answers
797 views

Windows 10 icons become blank when they are large

I have windows 10 on my HP laptop. A problem happend to all my Thumbnails some days ago. Now all large-sized Icons are blank. Folders, Images, Document,... All are blank. If I make them small, they ...
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1answer
1k views

Use ffmpeg for thumbnail selections

This is a follow-up question from HERE. I want to sample k frames out of the n number of frames in a given video using FFMpeg and its thumbnail filter. There is a post here providing some insights how ...
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1answer
5k views

Extract video cover/thumbnail from file with embedded cover using ffmpeg

Now I've stumbled upon different posts here and there around the web for extracting a still as a thumbnail for the video.. but I can't seem to find anything related to extracting a cover thumbnail of ...
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1answer
1k views

How to add an embedded thumbnail to a video file with ffmpeg?

I'm encoding some videos and I'd like to add a thumbnail which would load faster than the filesystem browser auto-generating it with the default approach. I've found a number of separate tools which ...
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77 views

Set shorter video file thumbnail generation timeout in Windows 7

I'm restoring a lot of recovered media files from broken/damaged/scratched media. Some video files have been copied with errors and Windows 7 takes a really long time before abandoning the attempt to ...
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4answers
8k views

Disable taskbar preview in Windows 10

I have already tried adding the registry entry in HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced as ExtendedUIHoverTime with a value of 30000 seconds but it doesn't work....
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1answer
80 views

Microsoft Edge browser thumbnail tab opens by default instead of miniature tab

Whenever I open Microsoft Edge browser, I get a huge thumbnail in the header of the Windows window. Why does this happen when I open by default? How can I prevent this?
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262 views

various MP4 Thumbs have different thumbnails

I have some MP4s I have downloaded they are displayed as having a frame inside a sprocket edged 35mm film cell that is most common on Windows thumbnails for video. Though there are some that appear ...
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1answer
1k views

Windows 10: transparent icon bug in thumbnail preview

I always had this bug, at least since I started using Windows 10 when it came out (I am now using version 1709, it's still there). I think the thumbnail preview for certain transparent icon is broken....
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1answer
105 views

Windows Thumbnails have jpg artifacts

I want to make a set of card pictures for making a card game in Scratch (which probably won't have rules; any card may be moved anywhere, and will be aligned to some certain rounding numbers, and the ...
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1answer
410 views

displaying icons instead of thumbnails

In windows 10, Windows Live Photo Gallery displays icons and not thumbnails. I have tried EVERYTHING with no results. (Well, not quite everything. dod not do the command prompt thing.) I finally ...
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1answer
715 views

Windows not building thumbnails for specific folder of .NEF photos

I have a folder of RAW .NEF photos which my Windows 10 PC isn't showing the thumbnails for in File Explorer (for this folder only - and actually it is showing thumbnails for only a few random ones). (...
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1answer
2k views

Create thumbs for a lot of MP4 videos with ffmpeg

I have a folder with 1000 MP4 videos and I would like to generate thumbnails for the videos. Currently the videos are named like this: test.mp4 test1.mp4 test2.mp4 test3.mp4 I would like the ...
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0answers
961 views

Fedora 26 won't show thumbnails for image and media files on network drives

I've just installed Fedora 26 on my laptop and everything works perfectly fine, just as expected, except one thing: thumbnails for images, videos and and audio files don't show up on network drives. ...
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771 views

Thumbnail preview for custom file extension with known format

I have a file named test.png. Windows 10 shows a thumbnail preview in file explorer just fine. I'd like to rename it to test.abc and have the thumbnail preview still work. Following forcing ...
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1answer
351 views

Com Surrogate max CPU and lost window focus

Windows 10 i7 CPU 32G RAM dllhost.exe Com Surrogate kicks off every few minutes - maxes out my i7 CPU - and steals the focus from whatever window I'm working in... and lasts for a couple of minutes....
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1answer
904 views

Can PNG images contain embedded thumbnails like JPG files?

Can PNG (Portable Network Graphics) image files contain embedded thumbnails similar to how JPG files can?
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1answer
2k views

How to make Windows generate all thumbnails in a folder without navigating through it?

I got a folder with thousands (20,000+) of MP4 video files, the thumbnails show correctly on Windows 10 but Explorer only generates the thumbnail when the file icon shows up on the screen. Worse is, ...
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1answer
43 views

Is there a way to specify which sub-folders should display differently from Windows 7's default view?

First, I want to leave my default settings to "detailed" view since most of the time I prefer to have a quick glance at the size, date created, type columns. But is there a way to override Windows' ...

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