222 417 sites are using this notification
| From | To | |
| Chrome | Chrome | 41395113 |
| Chrome | Firefox | 6172529 |
| IE/Edge | Chrome | 4710219 |
| Firefox | Firefox | 3548762 |
| IE/Edge | Firefox | 2537389 |
| IE/Edge | IE/Edge | 2056538 |
| Safari | Safari | 1816996 |
| Safari | Chrome | 998299 |
| Chrome | Opera | 763110 |
| Safari | Firefox | 595222 |
| Firefox | Chrome | 539511 |
| Other | Chrome | 411800 |
| IE/Edge | Opera | 404184 |
| Opera | Opera | 321427 |
| Other | Firefox | 206447 |
| Chrome | IE/Edge | 196449 |
| Opera | Chrome | 113986 |
| Firefox | Opera | 105118 |
| Safari | Opera | 105089 |
| Other | Opera | 101477 |
| Opera | Firefox | 96778 |
| Other | Safari | 50659 |
| Firefox | IE/Edge | 42982 |
| Other | IE/Edge | 37113 |
| IE/Edge | Safari | 26817 |
| Safari | IE/Edge | 13646 |
| Opera | IE/Edge | 13473 |
| Chrome | Safari | 11881 |
| Firefox | Safari | 11013 |