Zoho founder Sridhar Vembu has urged users to update the Arattai messaging app “from the Play Store/App Store” ahead of a major shift to end-to-end encryption (E2E) for text messages, which will go live on Tuesday night IST. Sharing the update on X, Vembu asked users to “please encourage your contacts to do so,” noting that the transition will only work if people update promptly. Advertisement

He explained that Arattai’s new encrypted messaging system will activate only when both participants in a chat are on the latest version.

“If you are on the latest Arattai version and your contact is on the latest version, you will only be able to use end-to-end encrypted chat with that contact,” he wrote. Once encryption is enabled, Arattai will automatically generate a new encrypted chat session

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