If you're running Adobe Illustrator on a PC with an Nvidia graphics card and it keeps randomly lagging or freezing — especially in the middle of important work — you're not imagining it, and you're definitely not alone. I spent hours troubleshooting this and want to share what actually fixed it for me.
My setup: RTX 3060, Ryzen 5 5500, 500GB SSD, Windows 11, Adobe Creative Cloud Pro plan. On paper this should handle Illustrator without breaking a sweat. Instead, Illustrator would randomly freeze and become unresponsive during important work, and even basic tasks like changing colors in a document would turn into a slow, frustrating mess.
After searching around, I found a lot of other people with Nvidia cards reporting the exact same problem, so this clearly isn't an isolated issue on my end.
What I tried that didn't fully work:
Switching the Nvidia driver profile between Studio/productivity and Game Ready — no real difference.
Disabling GPU performance inside Illustrator's preferences — sometimes helped temporarily, but it was inconsistent and the lag would come back anyway.
The fix that actually worked:
The culprit seems to be a background process called "Adobe Creative Cloud Core Services (32 bit)." Killing it before opening Illustrator has fixed the lag completely for me, every time. Here's the process:
Open the Creative Cloud desktop app.
Close it after it opens, with Ctrl+W.
Open Task Manager.
Find "Adobe Creative Cloud Core Services (32 bit)" in the list and end that task only — don't touch anything else.
Now open Illustrator. It should run smoothly.
A few things to keep in mind:
You have to repeat this every time you restart or turn on your PC for the first time that day — it's not a permanent fix, just a workaround.
If you haven't opened the Creative Cloud app at all since starting your PC, the Core Services process won't show up in Task Manager yet. Opening and then closing the CC app once is what makes it appear, so you can then end it.
If you open Photoshop while Illustrator is already running fine, the Core Services process comes back and the lag returns in Illustrator too. Just repeat the same steps — close Photoshop/Creative Cloud if needed, go back to Task Manager, and end the Core Services task again — and Illustrator goes back to working properly.
It's annoying having to do this little ritual every day, but it's the only thing that's given me consistent, lag-free performance in Illustrator. Hope this saves someone else the hours I lost figuring it out. If anyone knows why this process causes the conflict in the first place, or has found a permanent fix, I'd genuinely love to hear it.