Browser Adaptation

This section describes the browser types and versions supported by the LLL Web SDK and constraints.

**Table 1** Browser adaptation
OS	Browser Type	Browser Version
Windows	Chrome browser	67+
	QQ Browser (fast kernel)	10.4+
	360 Secure Browser (fast mode)	12
	WeChat embedded browser	-
	Mozilla Firefox	90+
	Microsoft Edge	80+
	Opera browser	54+
macOS	Chrome browser	67+
	WeChat embedded browser	-
	Safari	13+
	Mozilla Firefox	90+
	Opera browser	56+
Android	WeChat embedded browser (TBS kernel)	-
	WeChat embedded browser (XWEB kernel)	-
	Mobile Google Chrome	83+
	Mobile QQ Browser	12+
	Huawei browser	11.0.8+
iOS	WeChat embedded browser	iOS 14.3+ WeChat 6.5+
	Mobile Google Chrome	iOS 14.3+
	Mobile Safari	13+

**Table 2** Constraints on browsers
Browser Type	Constraint
Chrome browser	1. On Huawei mobile devices, the Chrome browser (including the Huawei browser) supports WebRTC 91 or later. 2. WebView on Android mobile devices supports WebRTC. The support varies due to factors such as device vendors, browser kernels, and versions. You are advised to select the most compatible browser.
Safari	Safari 13 users may not hear the voice of remote users. The audio on iOS Safari 14.2 and macOS Safari 14.0.1 may be intermittent.
Mozilla Firefox	Firefox on macOS devices with Apple M1 chips does not support H.264 codec.
Opera browser	On Huawei mobile devices, the Opera browser supports WebRTC 64 or later.
Other browsers	The support for WebRTC varies with mobile browsers due to factors such as browser kernels, webviews, and versions of different vendors. In addition to the browsers listed in Table 1 Browser adaptation, native SDK (Android/iOS) can be integrated.