tech
February 17, 2026
Your phone is slow and full? Get rid of the invisible junk from WhatsApp and Viber apps
If your phone constantly reports that it doesn't have enough space, and you haven't recorded new videos, the culprit is most likely Viber and WhatsApp. These applications, by default, automatically download every video, image, or GIF that someone sends you in groups, storing them deep in system folders that the regular gallery often doesn't see.

TL;DR
- Phones frequently report low storage space even without new user-recorded videos.
- Viber and WhatsApp are identified as likely causes for this storage issue.
- These applications automatically download all sent videos, images, and GIFs by default.
- Downloaded media are stored in system folders, often hidden from the standard gallery view.
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