157 205 sites are using this notification
| From | To | |
| Chrome | Chrome | 15518167 |
| IE/Edge | Chrome | 3373616 |
| Chrome | Firefox | 3213675 |
| Firefox | Firefox | 2254394 |
| IE/Edge | Firefox | 2076158 |
| IE/Edge | IE/Edge | 2056538 |
| Safari | Chrome | 650492 |
| Chrome | Opera | 628686 |
| Safari | Firefox | 467040 |
| Safari | Safari | 431850 |
| Other | Chrome | 411800 |
| IE/Edge | Opera | 348270 |
| Firefox | Chrome | 345437 |
| Opera | Opera | 222510 |
| Other | Firefox | 206447 |
| Chrome | IE/Edge | 196449 |
| Other | Opera | 101477 |
| Safari | Opera | 92226 |
| Firefox | Opera | 80231 |
| Opera | Firefox | 72722 |
| Opera | Chrome | 69760 |
| Other | Safari | 50659 |
| Firefox | IE/Edge | 42982 |
| Other | IE/Edge | 37113 |
| IE/Edge | Safari | 26762 |
| Safari | IE/Edge | 13646 |
| Opera | IE/Edge | 13473 |
| Chrome | Safari | 11795 |
| Firefox | Safari | 10996 |