191 930 sites are using this notification
| From | To | |
| Chrome | Chrome | 28022476 |
| Chrome | Firefox | 4623650 |
| IE/Edge | Chrome | 4272072 |
| Firefox | Firefox | 2951649 |
| IE/Edge | Firefox | 2395349 |
| IE/Edge | IE/Edge | 2056538 |
| Safari | Chrome | 784787 |
| Chrome | Opera | 679517 |
| Safari | Safari | 641470 |
| Safari | Firefox | 522233 |
| Firefox | Chrome | 438822 |
| Other | Chrome | 411800 |
| IE/Edge | Opera | 376961 |
| Opera | Opera | 258509 |
| Other | Firefox | 206447 |
| Chrome | IE/Edge | 196449 |
| Other | Opera | 101477 |
| Safari | Opera | 97145 |
| Firefox | Opera | 92757 |
| Opera | Chrome | 90224 |
| Opera | Firefox | 85262 |
| Other | Safari | 50659 |
| Firefox | IE/Edge | 42982 |
| Other | IE/Edge | 37113 |
| IE/Edge | Safari | 26789 |
| Safari | IE/Edge | 13646 |
| Opera | IE/Edge | 13473 |
| Chrome | Safari | 11839 |
| Firefox | Safari | 11006 |