welcome yea i would advise changing it up it looks like u interlocked or twist alot!
the only maintenance u need is seperating and washing
thats exactly what u should do the roots and looose hairs will take care of themselves
just let em dread
welcome wouldnt bother palm rokl,ling at all yiyr at 2 weeks what "new growth" ciould you mean?
you wont have to worry bout new growth fir 3 months and evebn then theres no nreed to do a thing about it