OST - Operating System Tester

Greetings! You have landed on my channel OST - Operating System Tester
Here am I:
1: I shoot useful videos
2: Experimenting with Windows, Android, etc.
3: Reviews of various obscure and sometimes interesting builds of Windows
In general, it will be interesting!

My website - ost-sys.github.io
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Telegram - https://t.me//ostester_channel
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GitHub: https://github.com/ost-sys