What can i do more ?

Hello There
i create this post to get some advise from you...
I lost my previous instagram account when i use jarvee ( instagram ghost my comments , so peoples see their comment number change but can't read what i write...after one month i decide to close this account) and start a new one from scratch.
i'm a photographer and try to promote my work with social media .
my account have 6k followers and try to keep good engagement , i try follow/unfollow method but get banned after 2 days and only 50 follows by days so i stop this method after getting banned for 1 week every month... also get # and comment ban from instagram for some weeks
since one month , my account loose around 5 followers by day and i can't get some new followers , i try to comment account in my niche to get attention but without success., i post stories and my contain is my own work , i try to create 2 post a week , have my own google place on location , use best # , create some new one , all without success
so what can i do more to try to growth my account ?
any advise are welcome
thanks a lot and happy new year
ps: sorry but english is not my native language