| Users | Filename | Product | Company | Version | Variant |
|---|---|---|---|---|---|
| 56.63% | %SYSDIR% \ DRIVERS \ agfucapi.sys | ISDN Adapter USB | AGFEO GmbH & Co. KG | 4.0.2.0 | 11999720 |
| 19.28% | %SYSDIR% \ DRIVERS \ agfucapi.sys | ISDN Adapter USB | AGFEO GmbH & Co. KG | 4.0.3.0 | 21768893 |
| 6.02% | %SYSDIR% \ DRIVERS \ agfucapi.sys | ISDN Adapter USB | AGFEO GmbH & Co. KG | 2.6.6.0 | 10264722 |
| 3.61% | %SYSDIR% \ DRIVERS \ agfucapi.sys | ISDN Adapter USB | AGFEO GmbH & Co. KG | 4.0.1.0 | 4308798 |
| 3.61% | %SYSDIR% \ DRIVERS \ agfucapi.sys | ISDN Adapter USB | AGFEO GmbH & Co. KG | 2.9.5.0 | 30313993 |
| 2.41% | %SYSDIR% \ DRIVERS \ agfucapi.sys | ISDN Adapter USB | AGFEO GmbH & Co. KG | 2.2.9.0 | 7809524 |
| 2.41% | %SYSDIR% \ DRIVERS \ agfucapi.sys | ISDN Adapter USB | AGFEO GmbH & Co. KG | 4.0.1.0 | 6285496 |
| 1.2% | %SYSDIR% \ DRIVERS \ agfucapi.sys | ISDN Adapter USB | AGFEO GmbH & Co. KG | 4.0.1.0 | 1318445 |
| 1.2% | %SYSDIR% \ DRIVERS \ agfucapi.sys | ISDN Adapter USB | AGFEO GmbH & Co. KG | 4.0.4.0 | 31021444 |
| 1.2% | %SYSDIR% \ DRIVERS \ agfucapi.sys | ISDN Adapter USB | AGFEO GmbH & Co. KG | 1.6.9.0 | 7801317 |
| 1.2% | %SYSDIR% \ DRIVERS \ agfucapi.sys | ISDN Adapter USB | AGFEO GmbH & Co. KG | 3.0.1.0 | 11448494 |
| 1.2% | %SYSDIR% \ DRIVERS \ agfucapi.sys | ISDN Adapter USB | AGFEO GmbH & Co. KG | 2.3.8.0 | 25186062 |