- This topic has 1 reply, 2 voices, and was last updated 11 years ago by
.
Viewing 2 posts - 1 through 2 (of 2 total)
- Posts
When I watch F5 introduction lecture, it stops at minute 15:30 of lecture,showing the picture and I can only hear the sound.
Viewing 2 posts - 1 through 2 (of 2 total)
- You must be logged in to reply to this topic.