226 133 sites are using this notification
| From | To | |
| Chrome | Chrome | 42792210 |
| Chrome | Firefox | 6319538 |
| IE/Edge | Chrome | 4731112 |
| Firefox | Firefox | 3644797 |
| IE/Edge | Firefox | 2546298 |
| IE/Edge | IE/Edge | 2056538 |
| Safari | Safari | 2043015 |
| Safari | Chrome | 1037319 |
| Chrome | Opera | 782208 |
| Safari | Firefox | 607623 |
| Firefox | Chrome | 557765 |
| Other | Chrome | 411800 |
| IE/Edge | Opera | 408521 |
| Opera | Opera | 338428 |
| Other | Firefox | 206447 |
| Chrome | IE/Edge | 196449 |
| Opera | Chrome | 118941 |
| Firefox | Opera | 107662 |
| Safari | Opera | 107056 |
| Other | Opera | 101477 |
| Opera | Firefox | 98526 |
| Other | Safari | 50659 |
| Firefox | IE/Edge | 42982 |
| Other | IE/Edge | 37113 |
| IE/Edge | Safari | 26818 |
| Safari | IE/Edge | 13646 |
| Opera | IE/Edge | 13473 |
| Chrome | Safari | 11895 |
| Firefox | Safari | 11013 |