I'm not seeing anything out of the ordinary on my end in your screenshot (of my RAF file).   @Babble 2: SHINE7777 mentioned that he only sees the mesh or grid-like artifacting when he opens his RAW…

If it's in PSD format, PS Touch automatically flattens it when imported. (This is probably because PS Touch supports 12 layers max whereas there are theoretically thousands available in Photoshop.)

PSDs are automatically flattened when imported into PS Touch.   PS Touch has support for only 12 layers max, not to mention no support for adjustment layers, so it's no surprise this limitation was…

License issue, I think?   Try uninstalling and reinstalling yet?

Setting the hardness for any brush to 0% does nothing?

You're either doing something wrong or something went kablooey with your Photoshop installation.   Can you even select something on an open document?

You're welcome. 

Printing will depend on what device your using. If on Android, you will have to install your printer vendor's app to be able to export the project out from PS Touch for printing, for example.   You…

This is the Photoshop Touch for tablets forum; were you referring to Photoshop CC?   Do you have a high-DPI display and are using Windows? Try Edit > Preferences > Experimental Features and turn on…

It can take a second before everything updates. What make and model tablet are you using? (Always make sure you have a reliable and strong Wi-Fi connection too.)

Sometimes the sign-in process goes kablooey for whatever reason. It can usually be remedied by tapping the options icon (the cogwheel out in the project selection user interface; upper right) > My…