For the extension Akeeba Backup Core package version 8.4.0 is available, but it requires at least PHP version 7.2 while your system only has 5.6.24-0+deb8u1
For the extension Akeeba Backup Core package version 7.4.0.1 is available, but it requires at least PHP version 7.1 while your system only has 5.6.24-0+deb8u1
