Mac OS：
1. You should find "YJOption" in Launchpad.
2. Enter "YJOption" and try to draw in the test area:
3. If you could get pressure sensitivity in the test area, the driver was installed well.
How do I know if the driver is successfully installed?
Comments
3 comments
I can find YJ Option in the launchpad but it will not open.
My YJOption is not opening for my A640 for my MacOS Catalina 10.15. Please help
Hi, Aidyn Helen
Please download and the driver compatible for macOS 10.15 from the below link:
https://support.parblo.com/hc/en-us/articles/360020073973-A640-Driver
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