How do I Update my Rooted Nexus 7 (2013)?

[aliceinchains88]

Okay well I'm wondering how do I update my nexus if I rooted it it says there's a update for my nexus 7 I'm afraid to brick it what do I do??

Also I'm new to this so what apps would be good for a nexus 7 also is there a way to get windows on this dude??

 

[RBEmerson]

I received 4.4.4 as an OTA update on my WiFi N7. Root, of course, went away. I re-applied towelroot and the N7 is rooted again. It was that easy.