It is now permanently bound to u

They could simply remove the feature to f2p and preferred players that way only subs can store credits in the legacy bank

Population in some servers are still decent, it can take a couple mins to find a group depending on what content ur trying to do. Ebon Hawk is currently the most populated server on the east coast and The Harbinger for the west coast

Depends what type of content ur currently doing

Clicking P contains all the skills you currently have, clicking the padlock thing at the bottom left of ur top skill bar will lock all your skills so you don't accidently move or delete them

Pm offers

Pm offers

The stronghold packs are currently not available in the cartel market, but you can buy them from the gtn if there is any available

No such thing as sith juggernaut trainer, the juggernaut is an advance class of sith warrior, all ur skills can be acquired through the sith warrior trainer

You can adjust the global scale through interface editor or manually increase specific components, to access interface editor hover over system then interface editor

You can dismiss a companion by right clicking they picture but you can't permanently send them away

Tried looking through the settings to see if there's a way to turn off the actual item description but there doesn't seem to be a way to turn it off completely, perhaps try the repair in the launch screen

I myself came back around 3 weeks ago and started a new char and got him to 70, I then hopped into my old main and did the kotet and kotfe chapters. If anything is confusing making a new char should freshen u up.

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If the mobs are gray attacking then should turn them red, for the instances you might not be able to enter due to it being class specific