Open Geometry Dash on your iPad
Go to the Settings menu
Tap Account
Tap Save to upload your data to the cloud
Make sure the save completes successfully
Install Geometry Dash on your PC
Open Geometry Dash on your PC
Go to the Settings menu
Tap Account
Log in with the same account used on the iPad
Tap Load to download your saved data
Confirm the load completes successfully
Check your levels, progress, and icons on the PC