Poor quality on Dribbble export

[TaeEbison]

Have you searched the Docs and Knowledge base?
Principle Version: 5.7
macOS Version: 10.14.4
Sketch Version: 54.1
Description of what you need help with: Need help exporting in a higher quality without losing the ability to post on Dribbble

Steps to reproduce the behavior:

1. Record
2. Save at 800x600
3. See issue

Screenshots/Sketch File/Principle file: (if applicable)

[Daniel]

The image you posted looks typical for gifs. I recommend reading the notes on the gif file format