# Anki iOS Version and TLS 1.3 Support: Seeking Answers and Solutions **URL:** \ **Category:** Help\ **Created:** [December 11, 2023, 2:52am UTC](https://forums.ankiweb.net/t/anki-ios-version-and-tls-1-3-support-seeking-answers-and-solutions/38250 "2023-12-11T02:52:38Z")\ **Posts on this page:** 1\ **Showing post:** 2
**Author:** ![dae](https://sea2.discourse-cdn.com/flex002/user_avatar/forums.ankiweb.net/dae/32/65_2.png) [@dae](https://forums.ankiweb.net/u/dae)\ **Post date:** [December 12, 2023, 2:56am UTC](https://forums.ankiweb.net/t/anki-ios-version-and-tls-1-3-support-seeking-answers-and-solutions/38250/2 "2023-12-12T02:56:04Z")
Link to the original thread: > [@Self-hosted sync server iOS AnkiMobile error 9836](https://forums.ankiweb.net/t/self-hosted-sync-server-ios-ankimobile-error-9836/34561): > > Hello, first off, I’m aware that the self-hosted sync server (see https[://]docs.ankiweb[.]net/sync-server.html#client-setup) “is an advanced feature [and] the expectation is you can resolve any setup/network/firewall issues you run into yourself […]”. I don’t expect help but if anyone has any ideas, would appreciate them. My setup: Standalone sync server built with cargo on cloud VM behind nginx reverse proxy from Github tag 2.1.66. For the nginx config I used mostly the one in the Readme f… We won’t be able to support TLS 1.3 until the networking library we use [supports it](https://github.com/sfackler/rust-native-tls/issues/140). In the mean time, if you’re putting a reverse proxy in front of a custom sync server, you’ll need to make it use TLS 1.2. --- _[View the full topic](https://forums.ankiweb.net/t/anki-ios-version-and-tls-1-3-support-seeking-answers-and-solutions/38250)._