> For the complete documentation index, see [llms.txt](https://help.branch.io/llms.txt).

# April

3 articles

- [Postback and Webhook IP Address Allowlist Expands](https://help.branch.io/account-hub/postback-webhook-ip-address-allowlist-expands.md): Branch is expanding its postback and webhook IP addresses. Update your allowlist before the new addresses go live. (updated 2026-08-20)
- [Apple Ads SKAN Support](https://help.branch.io/account-hub/apple-ads-skan-support.md): Apple Ads now supports SKAdNetwork attribution in Branch for SKAN versions 1.0, 2.0, and 3.0. See what changed and what to do next. (updated 2026-08-20)
- [All Cost Data Moving to ROI Hub](https://help.branch.io/account-hub/all-cost-data-moving-to-roi-hub.md): Branch is moving all SAN cost data to ROI Hub and discontinuing Cost on Links. See what changes and how to prepare. (updated 2026-08-20)