Video problems

[Reece2006]

What does it mean if you put a video into after effects and the video plays in slow mo 

[ToolfarmJP]

It depends upon your PC environment and the codec. I would suggest that you try to play the video by another codec or update your graphic card driver.

[Reece2006]

Sorry but I'm new to pc and I don't know how to do those. can you tell me how to?

[OussK]

Playing in real time in after not possible all the time and most time AE is required to cache the frames (green bar) before playing any preview. so I highly recommend following some essential course for AE to get understand how this software work. try https://www.linkedin.com/learning/ where you can find a lot of helpfull cources