The Trump administration will ban WeChat and video-sharing app TikTok from U.S. app stores starting Sunday night, a move that will block Americans from downloading the Chinese-owned platforms over concerns they pose a national security threat.
The bans, announced on Friday, affect only new downloads and updates and are less sweeping than expected, particularly for TikTok, giving its parent group ByteDance some breathing space to clinch an agreement over the fate of its U.S. operations.

WeChat, an all-in-one messaging, social media and electronic payment app, faces more severe restrictions from Sunday. Existing TikTok users, on the other hand, will see little change until Nov. 12 when a ban on some technical transactions will kick in, which TikTok said would amount to an effective ban. For a Q&A on the real impact, click

"We disagree with the decision from the Commerce Department, and are disappointed that it stands to block new app downloads from Sunday and ban use of the TikTok app in the U.S. from Nov. 12," the company said in a statement. "We will continue to challenge the unjust executive order."