Hey, I had the same problem and searching in the forums I found this. Now is working again. Hope it helps you too. 1. Create a file that contains instructions to revert to the WinTab functionality. 2. Create a text file in a text editor such as Notepad. Type in the following lines: # Use WinTab UseSystemStylus 0 3. Save the file as a plain text file named PSUserConfig.txt 4. Put (copy) the file into the Photoshop settings folder: C:\Users\[User Name]\AppData\Roaming\Adobe\Adobe Photoshop CC 2015\Adobe Photoshop CC 2015 Settings\ 5. Restart Photoshop and check the pen pressure and overall performance.
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