203 155 sites are using this notification
| From | To | |
| Chrome | Chrome | 32225972 |
| Chrome | Firefox | 5129079 |
| IE/Edge | Chrome | 4504042 |
| Firefox | Firefox | 3160640 |
| IE/Edge | Firefox | 2460660 |
| IE/Edge | IE/Edge | 2056538 |
| Safari | Safari | 976994 |
| Safari | Chrome | 858641 |
| Chrome | Opera | 698063 |
| Safari | Firefox | 549167 |
| Firefox | Chrome | 471706 |
| Other | Chrome | 411800 |
| IE/Edge | Opera | 383393 |
| Opera | Opera | 268686 |
| Other | Firefox | 206447 |
| Chrome | IE/Edge | 196449 |
| Other | Opera | 101477 |
| Safari | Opera | 98926 |
| Opera | Chrome | 97223 |
| Firefox | Opera | 96260 |
| Opera | Firefox | 89406 |
| Other | Safari | 50659 |
| Firefox | IE/Edge | 42982 |
| Other | IE/Edge | 37113 |
| IE/Edge | Safari | 26799 |
| Safari | IE/Edge | 13646 |
| Opera | IE/Edge | 13473 |
| Chrome | Safari | 11852 |
| Firefox | Safari | 11008 |