If you're unable to launch Photoshop, Illustrator, and InDesign on your second PC, there are a few troubleshooting steps you can try. First, ensure your PC is connected to the internet and that no network restrictions are blocking Adobe services. Try signing out of your Adobe account and signing back in, then check if your Creative Cloud app is up to date. If the issue persists, running the Adobe Creative Cloud Cleaner Tool may help resolve any installation problems. For further assistance, contacting Adobe Support with the error code 20400 is recommended. Hope this helps! ... View more

Hi, I'm experiencing the same issue all day. All other apps are working fine, but Photoshop, Illustrator, and InDesign won’t launch. ... View more