

Step 2. Open the chat you desire, select Options > End-to-End Encryption.

Step 3. Zalo will introduce you to this feature, press Upgrade End-to-End Encryption and you're done. The upgrade process will not succeed if the other person has not updated Zalo to the latest version.

Hoping these tips will be helpful for you using Zalo mobile, Zalo PC, Zalo web. Besides, we have many tips on Zalo chat me, Zalo me, Zalo login, Zalo download, Zalo pay, or Zalo business. Leave us a like, share, and comment below to share more with everyone.
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