Normally, the checksum error occurs when the network is down or interrupted during the download of the plugin. We have verified that the plugin files on the server are not corrupt. Please check your network connection and re-try installing the plugins. If the issue still exists please download the plugins manually from below link. https://www.openprinting.org/download/printdriver/auxfiles/HP/plugins/
Hi Vasya,
Normally, the checksum error occurs when the network is down or interrupted during the download of the plugin. We have verified that the plugin files on the server are not corrupt. Please check your network connection and re-try installing the plugins. If the issue still exists please download the plugins manually from below link. /www.openprinti ng.org/ download/ printdriver/ auxfiles/ HP/plugins/
https:/
Thanks,
Afshan