Hey there, Rob! Let's tackle the easy question first. You can fade audio out by applying any of the available transitions (cross fade, dip to black, or dip to white) to the audio track! So that's good news. I have some questions to help figure out what's going on with your software. When I import 4K footage, the sequence and the preview screen is correctly sized to the footage. Are all of your videos of the same aspect ratio? I'm going to loop in some other experts and see what they know. In the meantime, would you mind providing us with some more information on your hardware? Here's what we need from you, with examples. COMPUTER INFO OS: Windows 10 Pro Processor: Intel Core i7-5960X CPU @ 3.00GHz Installed memory: 64.0 GB System type: 64-bit Operating System, x64-based processor Motherboard: ASRock MB-X99XK31 Graphics Card: GeForce 980Ti
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