217 699 sites are using this notification
| From | To | |
| Chrome | Chrome | 39311941 |
| Chrome | Firefox | 5945760 |
| IE/Edge | Chrome | 4682538 |
| Firefox | Firefox | 3467885 |
| IE/Edge | Firefox | 2526211 |
| IE/Edge | IE/Edge | 2056538 |
| Safari | Safari | 1570561 |
| Safari | Chrome | 957596 |
| Chrome | Opera | 737819 |
| Safari | Firefox | 583611 |
| Firefox | Chrome | 522816 |
| Other | Chrome | 411800 |
| IE/Edge | Opera | 399249 |
| Opera | Opera | 304368 |
| Other | Firefox | 206447 |
| Chrome | IE/Edge | 196449 |
| Opera | Chrome | 109269 |
| Safari | Opera | 102777 |
| Firefox | Opera | 102371 |
| Other | Opera | 101477 |
| Opera | Firefox | 94745 |
| Other | Safari | 50659 |
| Firefox | IE/Edge | 42982 |
| Other | IE/Edge | 37113 |
| IE/Edge | Safari | 26814 |
| Safari | IE/Edge | 13646 |
| Opera | IE/Edge | 13473 |
| Chrome | Safari | 11874 |
| Firefox | Safari | 11013 |