Watch the video:
Timestamps:
0:00 - Explanation
0:32 - Expanding a FAT drive
1:50 - Creating an NTFS drive
2:56 - Expanding an NTFS drive
3:25 - What is a "Dynamic Drive"
Started using VeraCrypt? Ran out of space? Well, you and always expand your existing crypts to add more files. This tutorial shows you how to expand existing drives with minimal effort.
VeraCrypt Crash Course: Go to post or View on YouTube