# Discourse not loading on legacy browsers

**URL:** https://meta.discourse.org/t/discourse-not-loading-on-legacy-browsers/221412
**Category:** Bug
**Created:** [March 19, 2022, 7:13am UTC](https://meta.discourse.org/t/discourse-not-loading-on-legacy-browsers/221412 "2022-03-19T07:13:00Z")
**Posts on this page:** 1
**Showing post:** 4

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### Author: ![david](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/david/32/157490_2.png) [@david](https://meta.discourse.org/u/david)
#### Post date: [March 22, 2022, 11:28am UTC](https://meta.discourse.org/t/discourse-not-loading-on-legacy-browsers/221412/4 "2022-03-22T11:28:47Z")

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`replaceAll` is [unsupported on iOS \<= 13.3](https://caniuse.com/?search=replaceAll)

 ![Screenshot 2022-03-22 at 11.21.53](https://global.discourse-cdn.com/meta/original/3X/2/f/2fff35730066edbfa4bc6738418cbfe2cb8cdf92.png)

This PR will add detection for this feature, and fall back to the basic HTML view if needed:

[https://github.com/discourse/discourse/pull/16248](https://github.com/discourse/discourse/pull/16248)

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_[View the full topic](https://meta.discourse.org/t/discourse-not-loading-on-legacy-browsers/221412)._