Deprecation TikTok Severity: high
TikTok extends the web OAuth v1 to v2 migration deadline to February 29, 2024
What changed
TikTok released an improved OAuth v2 API for web apps on May 11, 2023, with a more secure authorization and token flow. On September 21, 2023 it extended the deadline for web apps to migrate from OAuth v1 to v2 to February 29, 2024. The original deadline is not stated on the changelog page I read.
What it means
Web apps still using Login Kit OAuth v1 had to move to v2 by February 29, 2024.
Who is affected
Developers whose TikTok connection for web apps still uses the older authorization flow.
What to do by 29 Feb 2024
Migrate to OAuth v2 authorization and token management. The deadline was February 29, 2024.
Primary sources
Checked against the source 26 Oct 2026
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