How to set more than 5 keyframes in animation project
1. When you have already 4 keyframes the arrow will appear to the left from filmstrip:
2. Click on arrow to scroll keyframes to the left, this will open more empty frames.
Note: After scrolling the keyframes to the left, the similar right-scrolling arrow will appear to the RIGHT from the filmstrip
3. Use command of context menu to compose keyframes sequence on a filmstrip:
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