My instances keep getting back to original size

[tank666]

Halp! Components Bug out if too many Properties?

Have you tried using the “Regenerate all instances (slow)” command from the Quick Actions panel?

And also:

@tank666

And using variants for different icons is not the best way.

Figma note: We don’t recommend using variants to group different icons. If you have different sizes of the same icon, then you could combine these as variants instead.
https://help.figma.com/hc/en-us/articles/360056440594-Create-and-use-variants