In smartlock there is no any options showing on the screen. The screen becomes white.
Just Follow the Steps:1) Go to --> Settings --> Security & Location --> Trust Agents 2) Now UnSelect/ Turn Off the Smart Lock (Google)3) Restart The Phone4) Follow step 1. Go to --> Settings --> Security & Location --> Trust Agents5) Now Select/ Turn On the Smart Lock (Google)The Options like face and voice unlock and others will now be listed under Smart Lock.Worked for me!
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