In order to efficiently support web product the team has established an official tiered support matrix for Browsers, Devices and Viewport Sizes. Review date 01 September 2022.
| Tier | Description |
|---|---|
| One | Primary and actively supported |
| Two | Actively supported but gracefully degradation when feature sets are no longer available |
| Three | No longer actively supported and graceful degradation is a serendipitous byproduct |
| Four | Retired and completely unsupported |
The following table details the browser support.
| Browser | Tier |
|---|---|
| Chrome version 103 and above | One |
| Firefox 103 and above | One |
| Safari 15.4 and above | One |
| Edge 79 and above | One |
| Chrome version 102 | Two |
| Firefox 101 and below | Two |
| Edge 78 and below | Two |
| Safari 14 | Two |
| Opera ALL versions | Three |
| Firefox 99 and below | Three |
| Safari below 14 | Three |
| Chrome version below 102 | Three |
| Internet Explorer | Four |
The following is an attempt as organizing support tiers by viewport sizes.
| Viewport | Tier | Notes |
|---|---|---|
| 1920x1080 | One | |
| 1024x768 | One | |
| 800x600 | One | |
| 390x844 | One | |
| 414x896 | One | |
| 375x812 | One | |
| 428x926 | One | |
| 375x667 | One | |
| 360x640 | One | |
| 360x800 | One | |
| 412x915 | One | |
| 414x735 | One | |
| 360x780 | One | |
| 1440x900 | One | |
| 1366x768 | One | |
| 1536x864 | One | |
| 1280x1024 | One | |
| 768x1024 | One | |
| 810x1080 | One | |
| 1920x902 | Two | |
| 1600x900 | Two | |
| 1280x960 | Two | |
| 2560x1440 | Two | |
| 1280x800 | Two | |
| 320x568 | Two | |
| 412x892 | Two | |
| 385x854 | Two | |
| 412x869 | Two | |
| 384x854 | Two | |
| 1680x1050 | Three | |
| 1920x1200 | Three | |
| 1024x1366 | Three | |
| 820x1180 | Three | |
| 834x1194 | Three | |
| 320x693 | Three | |
| 360x740 | Three | |
| 360x760 | Three | |
| 412x846 | Three | |
| 393x873 | Three |