I start "Run ubuntu from this USB" and it loads and shows Ubuntu dots screen but when this finish the screen doesn't show welcome screen or anything else and I need to force shutdown with power button
Seems to be a problem with savage s3 drivers. See my question for a brief on the theme. No solution, at the date.
Here is the complete solution for the S3 Savage MX-MV
At the time of display problem: Ctrl + Alt + F1 (or F2, or F3 etc.). During your session, your screen becomes a console. Login with your user name and password:
It starts by generating its
Install wim editor:
Afterwards, edit the
To insert text, press i, then Esc when done. To delete an entire line, dd (that is, the d key twice). To quit without saving exchange, q. To save changes: wq.
Correct the following in:
Restart BOOT: Ctrl + Alt + Del.