You can, only thing is if you're on O3DS make sure to use the 11.2 homebrew payload, just rename it to the 11.4 equivalent. Additionally, ctr-httpwn was patched, and thus can't be used to access online features while outdated on 11.4.
I personally haven't been bothered updating from 11.2, just...
Download the latest version of Godmode9 - https://github.com/d0k3/GodMode9/releases
Drag the .bin into luma/payloads and rename it "left_Godmode9"
Hold down left, power on, continue from Section IV - Step 3.
If you don't know what it is you don't have it, it gives you a code that you enter online, that way they can record your Rating score in battles, everything can be seen online.
You'll be fine just stay away from the following things ONLY if you have used GAME SYNC and hooked it up.
* Modifying Trainer Information
* Modifying Trainer Position
* Spawning in illegal items (cherish balls, diancite etc.)
Creating Pokemon and editing Pokemon is alright from what we've...
Don't bother, GF wouldn't ban people by OT because otherwise you could just use this as a way to ban people you don't like. (On second thought... a way to get rid of verlisify... hmm)
Okay well I have rougly 7 boxes of hacked pokemon, all 900x medicine, I also removed all 900x of my normal items and just added some repels and mushrooms (lol), just finished destroying some noob and everything seems fine. Again, not sure if mentioned, they can't make legal genned pokemon...
It's worth noting (now sure if already noted) that the PKHeX function that gives all items also gives unobtainable mega stones, this would most likely flag something? no?
I feel like school, back when I was actually in school, was more entertaining though, because of how much I get to interact with people, hang out with friends, and other stuff like that. All I get to talk to at work is my boring coworkers lol