On Android, these are often buried in Android/data/org.telegram.messenger/files/Telegram/Telegram Video .
Most of the time, these long, numerical filenames are generated by . When you download a video from a channel or group, the app often renames the file using a unique ID rather than the original descriptive name provided by the uploader. Are They Safe? 1_5026295231738282377.mp4
Unlocking the Mystery of Files Like "1_5026295231738282377.mp4" On Android, these are often buried in Android/data/org
If you're on a PC, you can right-click the file to view properties and see if there are any timestamps or metadata that help you identify its origin. How to Find and Organize Them Are They Safe
If your phone or computer is getting cluttered with these "1_..." files, here is how to take control:
On mobile, using the "Save to Gallery" or "Save to Downloads" option sometimes helps preserve a more readable format or keeps the media where your photo app can find it easily. The Bottom Line
Only open the file if you remember downloading it from a trusted Telegram channel or contact.