Choosing the right ROM depends on whether you want a clean "Google" feel or a feature-packed experience. Here are the best options currently available: PIXEL EXPERIENCE ROM For Samsung Galaxy J7 (5)
You wiped the EFS partition. Fix: Restore your EFS backup (you did back up, right?). If not, flash stock firmware via Odin and re-do the process without wiping EFS. custom rom for samsung j7 nxt
