>1) Am I still able to extend it further by a month now Iβm here?
Yes you can
>2) Once that finishes, what are my options if I want to continue staying in Thailand?
Sadly, I do not know your situation or what visas/ extension of stay you qualify for, or even the immigration office you're using.
You can find a listing of common visas at:
********************************************
******************************************
and
****************************************
For extension of stays, go to
*****************************************
*****
Itβs your responsibility to figure out which one is best, and which one you qualify for