193 479 sites are using this notification
| From | To | |
| Chrome | Chrome | 28439158 |
| Chrome | Firefox | 4676383 |
| IE/Edge | Chrome | 4296258 |
| Firefox | Firefox | 2975418 |
| IE/Edge | Firefox | 2403233 |
| IE/Edge | IE/Edge | 2056538 |
| Safari | Chrome | 792025 |
| Chrome | Opera | 681348 |
| Safari | Safari | 657499 |
| Safari | Firefox | 524851 |
| Firefox | Chrome | 442043 |
| Other | Chrome | 411800 |
| IE/Edge | Opera | 377663 |
| Opera | Opera | 260431 |
| Other | Firefox | 206447 |
| Chrome | IE/Edge | 196449 |
| Other | Opera | 101477 |
| Safari | Opera | 97343 |
| Firefox | Opera | 93115 |
| Opera | Chrome | 90830 |
| Opera | Firefox | 85992 |
| Other | Safari | 50659 |
| Firefox | IE/Edge | 42982 |
| Other | IE/Edge | 37113 |
| IE/Edge | Safari | 26790 |
| Safari | IE/Edge | 13646 |
| Opera | IE/Edge | 13473 |
| Chrome | Safari | 11841 |
| Firefox | Safari | 11006 |