Best Codec for YouTube
Container: MP4
Video codec: H.264
Audio codec: AAC-LC (Channels: Stereo or Stereo + 5.1, Sample rate 96khz or 48khz)

Best Frame Rate for YouTube
Keep an original frame rate when you recorded video and uploaded to YouTube. Common frame rates are 24, 25, 30, 48, 50, 60 frames per second. And interlaced content should be deinterlaced before uploading.

Best Video Size for YouTube
You are allowed to upload files larger than 20GB with an up-to-date version of your browser. The maximum file size you can upload to YouTube is 128GB. Try to split video or compress video before uploading if your video is larger than 128GB.

Best Codec for YouTube
Container: MP4
Video codec: H.264
Audio codec: AAC-LC (Channels: Stereo or Stereo + 5.1, Sample rate 96khz or 48khz)

Best Frame Rate for YouTube
Keep an original frame rate when you recorded video and uploaded to YouTube. Common frame rates are 24, 25, 30, 48, 50, 60 frames per second. And interlaced content should be deinterlaced before uploading.

Best Video Size for YouTube
You are allowed to upload files larger than 20GB with an up-to-date version of your browser. The maximum file size you can upload to YouTube is 128GB. Try to split video or compress video before uploading if your video is larger than 128GB.