175 297 sites are using this notification
| From | To | |
| Chrome | Chrome | 21791807 |
| Chrome | Firefox | 3889927 |
| IE/Edge | Chrome | 3867552 |
| Firefox | Firefox | 2631023 |
| IE/Edge | Firefox | 2264580 |
| IE/Edge | IE/Edge | 2056538 |
| Safari | Chrome | 726745 |
| Chrome | Opera | 656938 |
| Safari | Safari | 549947 |
| Safari | Firefox | 499036 |
| Other | Chrome | 411800 |
| Firefox | Chrome | 394346 |
| IE/Edge | Opera | 366686 |
| Opera | Opera | 242429 |
| Other | Firefox | 206447 |
| Chrome | IE/Edge | 196449 |
| Other | Opera | 101477 |
| Safari | Opera | 94748 |
| Firefox | Opera | 87926 |
| Opera | Chrome | 79558 |
| Opera | Firefox | 78703 |
| Other | Safari | 50659 |
| Firefox | IE/Edge | 42982 |
| Other | IE/Edge | 37113 |
| IE/Edge | Safari | 26774 |
| Safari | IE/Edge | 13646 |
| Opera | IE/Edge | 13473 |
| Chrome | Safari | 11826 |
| Firefox | Safari | 11002 |