Client Hints: DPR, Width, Viewport-Width
- OTHERDPR, Width, and Viewport-Width hints enable proactive content negotiation between client and server, enabling automated delivery of optimized assets - e.g. auto-negotiating image DPR resolution.
IE
- 5.5 - 10: Not supported
- 11: Not supported
Edge
- 12 - 18: Not supported
- 79 - 102: Supported
- 103: Supported
Firefox
- 2 - 101: Not supported
- 102: Not supported
- 103 - 104: Not supported
Chrome
- 4 - 45: Not supported
- 46 - 102: Supported
- 103: Supported
- 104 - 106: Supported
Safari
- 3.1 - 15.4: Not supported
- 15.5: Not supported
- 16.0 - TP: Not supported
Opera
- 9 - 32: Not supported
- 33 - 85: Supported
- 86: Supported
- 87: Supported
Safari on iOS
- 3.2 - 15.4: Not supported
- 15.5: Not supported
- 16.0: Not supported
Opera Mini
- all: Not supported
Android Browser
- 2.1 - 4.4.4: Not supported
- 103: Supported
Opera Mobile
- 10 - 12.1: Not supported
- 64: Supported
Chrome for Android
- 103: Supported
Firefox for Android
- 101: Not supported
UC Browser for Android
- 12.12: Supported
Samsung Internet
- 4: Not supported
- 5 - 16.0: Supported
- 17.0: Supported
QQ Browser
- 10.4: Not supported
Baidu Browser
- 7.12: Supported
KaiOS Browser
- 2.5: Not supported