| V1.1.102 | 1. Upgrade the bundled KA7970 firmware version | main CPU: V1.1.1012 KA7170A (V3.4.332) KA7570A (V1.2.112)  KA7166/7168/7169 (V1.6.156) KA7520 (V1.1.106) KA7570 (V1.2.112)  KA7920 (V1.1.102) KA7970 (V1.1.103) KA9120/7120 (V2.5.247)  KA9130/7130 (V2.4.233) KA9170 (V3.4.332) KA9171/7170 (V3.4.332)  KA9520 (V2.4.232) KA9570 (V3.1.302) KA9570B (V3.1.302)  KA7166A/7168A/7169A (V1.6.156) | 
| V1.1.101 | 1. Improved the compatibility with HP Gen10 server. 2. Supports the KA7166A/7168A/7169A KVM accessories. | main CPU: V1.1.101   KA7170A(V3.4.332)  KA7570A(V1.2.112)  KA7166/7168/7169 (V1.6.156)  KA7520(V1.1.106)  KA7570(V1.2.112)  KA7920(V1.1.102)  KA7970(V1.1.101)  KA9120/7120(V2.5.247)  KA9130/7130(V2.4.233)  KA9170(V3.4.332)  KA9171/7170(V3.4.332)  KA9520(V2.4.232)  KA9570(V3.1.302)  KA9570B(V3.1.302) KA7166A/7168A/7169A(V1.0.094) | 
| V1.0.091 | 1. Modify the KH1532A OSD resolution. 2. Improved the compatibility with WiNTEK WK590 keyboard. 3. Improved the compatibility with the KN series. | main CPU: V1.0.091 KA7170A(V3.3.329),  KA7570A(V1.1.108),  KA7166/7168/7169 (V1.6.152),  KA7520(V1.1.106),  KA7570(V1.1.108),  KA7920(V1.1.102),  KA7970(V1.1.101),  KA9120/7120(V2.5.247),  KA9130/7130(V2.4.233),  KA9170(V3.3.329),  KA9171/7170(V3.3.329),  KA9520(V2.4.232),  KA9570(V3.1.302),  KA9570B(V3.1.302) |