.THUMBDATA3-1967290299 File

A THUMBDATA3-1967290299 file is a data file created by the camera app included with select Android phones, such as HTC Desire SV and Sony Xperia. It contains indexed properties about every thumbnail image stored in the camera app to help it load thumbnail images quicker.

The THUMBDATA3-1967290299 file is created by the camera app to cache information about images that have been indexed. The caching helps the camera app load images quicker and reduce lag time when displaying thumbnails.

The more images you have in the camera app, the larger the THUMBDATA3-1967290299 file grows. It may become several hundred MBs, or in some cases, several GBs in size if you have a large amount of thumbnail images in your camera app. The file increases in size every time a new image is added and even when an image is deleted the indexed properties of the image still remain.

You can use an Android file manager to navigate to your thumbnail index files, which can be found in the sdcard/DCIM/.thumbnails directory.

To reduce the THUMBDATA3-1967290299 file size, you need to remove images from the camera app then delete the THUMBDATA3-1967290299 file. The file will be regenerated by the camera app but only for the images you have in the app.

NOTE: The THUMBDATA3-1967290299 file is commonly found with the .THUMBDATA3-1763508120 file.