TikTok thanked President-elect Donald Trump, who said he planned to sign an executive order after his inauguration on Monday.

Marvel Snap,” a popular mobile card game published by ByteDance’s Nuverse games division, shut down gameplay over the weekend as the U.S. TikTok ban took effect.

TikTok says it’s “in the process” of restoring service to users in the United States after the popular video-sharing platform ...