6x USB 2.0 ports on the rear (plus 3 internal headers for up to 6 more).
: 3 x USB 2.0 headers, 4-pin CPU Fan, and 3-pin System Fan. Documentation & Support acer q65h2-am v1.1 manual
Without the manual, troubleshooting is a nightmare. Here are fixes for frequent issues reported by users of the Q65H2-AM. 6x USB 2