The change of a PluginToolbarButton’s icon property isn’t reflected on the toolbar in a Studio installation that has the Next Gen Studio Preview beta feature enabled. Switching tabs doesn’t refresh the icon. All other beta features were disabled, and a separate test with most enabled (excluding Texture Generator) did not show a difference.
OS: Microsoft Windows 10 Pro 10.0.19045 Build 19045
Roblox Studio: Version 0.697.0.6970925 (64bit)
This video shows the bug:
Here’s the testing plugin I used:
BlinkyPlugin.rbxmx (1.4 KB)
There is an existing bug report stating the same issue, but it was made years before the next gen studio preview was released.
Expected behavior
I expect PluginToolbarButton icons to change when modified by a script after the button has been created.
Here’s a video in the old studio interface where the correct behavior happens: