Look at where the file was saved. If it’s in a folder named "Telegram Video" or "Downloads," it was likely sent via an encrypted messaging app.
Always run the file through an antivirus or a service like VirusTotal before opening, especially if it came from an unknown web source.
If the file ends in .mp4 but won't open, the file extension might be wrong. Some "MP4" files are actually .mkv or .webm files renamed.
Right-click the file and select Properties (Windows) or Get Info (Mac). Check the "Details" tab to see if there is a "Media Created" date or any contributing artists/tags that might give away its origin. 2. Safe Viewing Practices If you are unsure of the file's safety:
Look at where the file was saved. If it’s in a folder named "Telegram Video" or "Downloads," it was likely sent via an encrypted messaging app.
Always run the file through an antivirus or a service like VirusTotal before opening, especially if it came from an unknown web source.
If the file ends in .mp4 but won't open, the file extension might be wrong. Some "MP4" files are actually .mkv or .webm files renamed.
Right-click the file and select Properties (Windows) or Get Info (Mac). Check the "Details" tab to see if there is a "Media Created" date or any contributing artists/tags that might give away its origin. 2. Safe Viewing Practices If you are unsure of the file's safety: