The popup divs really don't work on the mobile phone, which makes using mysprint from the phone impossible. Next, not all the features work in chrome.
Adding and removing numbers on the different blocking is not very intutive.
I was trying and shop for an upgrade and the website completely crashed and never came back.
I had to change my name for the forums and it completely changed my account name I was unable to login until I figured it out.
Check out a fun infographic that teaches you how to increase storage, enhance security, improve battery life and clean your device.