samsung s7 edge g935f frp cant reset

i have samsung s7 edge trying to reset frp 6.0.1 but phone wont restert after that and now dont even goes in download mode but i have f;lashed it with samsung kies done agin but stuck agin on samsung wont reboot but flashed it agin with sasmung nd phone back to normal but how can i reset frp on this dont want to trye 3rd time its gona stuck agin so plz give me proper info to reset that thanks