| Version History | 
| Version | Description | Note | 
| V1.6.158 | Firmware version aligned with KH15. |  | 
| V1.6.156 | Support new dongle of KA7183. | main CPU: V1.6.156 KA7170(V3.4.332)
 KA7570(V1.2.112)
 KA7166/7168/7169(V1.7.162)
 KA7520(V1.1.106)
 KA7570(V1.2.112)
 KA7920(V1.1.102)
 KA7970(V1.1.103)
 KA9120/7120(V2.6.251)
 KA9130/7130(V2.4.233)
 KA9170(V3.4.332)
 KA9171(V3.4.332)
 KA9520(V2.4.232)
 KA9570(V3.1.302)
 KA7183(V1.0.098)
 | 
| V1.6.155 | Firmware version aligned with KH15. |  | 
| V1.6.153 | 1. Change default OSD Hotkey to [Scroll Lock] [Scroll Lock] 2. Enhance connectivity of built-in Touchpad
 |  | 
| V1.6.152 | Disable OSD Hotkey ([Scroll Lock] [Scroll Lock]). Use dedicate “KVM OSD” key on LCD KVM switch front keyboard to invoke OSD function. | main CPU: V1.6.152 KA7170(V3.4.332)
 KA7570(V1.2.112)
 KA7166/7168/7169(V1.6.158)
 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(V3.4.332)
 KA9520(V2.4.232)
 KA9570(V3.1.302)
 | 
| V1.5.147 | Modify KA7166/KA7168/KA7169 to correct FW version | main CPU: V1.5.147 KA7170(V3.4.332)
 KA7570(V1.2.112)
 KA7166/7168/7169(V1.6.158)
 KA7520(V1.1.106)
 KA7920(V1.1.102)
 KA7970(V1.1.103)
 KA9120/7120(V2.5.247)
 KA9130/7130(V2.4.233)
 KA9170(V3.4.332)
 KA9171(V3.4.332)
 KA9520(V2.4.232)
 KA9570(V3.1.302)
 | 
| V1.5.143 | 1. Upgrade the bundled KA7970 firmware version | MAIN_V1.5.143 KA7170A_V3.4.332.BIN
 KA7570A_V1.2.112.BIN
 KA7166_V1.6.156.BIN (For KA7166/7168/7169)
 KA7520_V1.1.106.BIN
 KA7570_V1.2.112.BIN
 KA7920_V1.1.102.BIN
 KA7970_V1.1.103.BIN
 KA9120_V2.5.247.BIN(For KA9120 & KA7120)
 KA9130_V2.4.233.BIN(For KA9130 & KA7130)
 KA9170_V3.4.332.BIN
 KA9171_V3.4.332.BIN(For KA9171 & KA7170)
 KA9520_V2.4.232.BIN
 KA9570_V3.1.302.BIN
 KA9570B_V3.1.302.BIN
 KA7166A_V1.6.156.BIN (For KA7166A/7168A/7169A)
 | 
| V1.5.142 | 1. Improved the compatibility with HP Gen 10 server. | MAIN_V1.5.142 KA7170A_V3.4.332.BIN
 KA7570A_V1.2.112.BIN
 KA7166_V1.6.156.BIN (For KA7166/7168/7169)
 KA7520_V11106.BIN
 KA7570_V1.2.112.BIN
 KA7920_V11102.BIN
 KA7970_V11101.BIN
 KA9120_V25247.BIN (For KA9120 & KA7120)
 KA9130_V24233.BIN (For KA9130 & KA7130)
 KA9170_V3.4.332.BIN
 KA9171_V3.4.332.BIN (For KA9171 & KA7170)
 KA9520_V24232.BIN
 KA9570_V31302.BIN
 KA9570B_V31302.BIN
 KA7166A_V1.0.094.BIN (For KA7166A/7168A/7169A)
 | 
| V9.4.138 | 1. This firmware contains modification for VGA KVM adapter cable (KA7170/ KA7570) to support HP Gen 10 servers. Please upgrade the specific KVM adapter cable which is connected to HP Gen10 Server for improvement. | Main_V1.4.138 KA7170A_V90893.BIN
 KA7570A_V90893.BIN
 KA7166_V16152.BIN (For KA7166/7168/7169)
 KA7520_V11106.BIN
 KA7570_V11108.BIN
 KA7920_V11102.BIN
 KA7970_V11101.BIN
 KA9120_V25247.BIN (For KA9120 & KA7120)
 KA9130_V24233.BIN (For KA9130 & KA7130)
 KA9170_V33329.BIN
 KA9171_V33329.BIN (For KA9171 & KA7170)
 KA9520_V24232.BIN
 KA9570_V31302.BIN
 KA9570B_V31302.BIN
 | 
| V1.4.138 | 1. Changed EDID behavior to prevent compatibility issue occurred in server BIOS 2. Changed default OSD resolution from 640x480 to 800x600
 3. Fixed cascade issue (KN + KA7175 + KH)
 4. Improved video compatibility with Dell BIOS POST (KA7169)
 | Main_V1.4.138 KA7170A_V33329.BIN
 KA7570A_V11108.BIN
 KA7166_V16152.BIN (For KA7166/7168/7169)
 KA7520_V11106.BIN
 KA7570_V11108.BIN
 KA7920_V11102.BIN
 KA7970_V11101.BIN
 KA9120_V25247.BIN (For KA9120 & KA7120)
 KA9130_V24233.BIN (For KA9130 & KA7130)
 KA9170_V33329.BIN
 KA9171_V33329.BIN (For KA9171 & KA7170)
 KA9520_V24232.BIN
 KA9570_V31302.BIN
 KA9570B_V31302.BIN
 | 
| V1.4.137 | 1. Fixed OSD screen unstable issue 2. Improved keyboard compatibility with WINTEK WK590.
 | KA7170A_V33329.BIN KA7570A_V11108.BIN
 KA7166_V16152.BIN (For KA7166/7168/7169)
 KA7520_V11106.BIN
 KA7570_V11108.BIN
 KA7920_V11102.BIN
 KA7970_V11101.BIN
 KA9120_V25247.BIN (For KA9120 & KA7120)
 KA9130_V24233.BIN (For KA9130 & KA7130)
 KA9170_V33329.BIN
 KA9171_V33329.BIN (For KA9171 & KA7170)
 KA9520_V24232.BIN
 KA9570_V31302.BIN
 KA9570B_V31302.BIN
 | 
| V1.4.136 | 1. Improved the compatibility with HP server(via KA7166/KA7168/KA7169) 2. Improved the compatibility with ASUS Z170M-PLUS (via KA7166)
 | KA7170A_V33329.BIN KA7570A_V11108.BIN
 KA7166_V16152.BIN (For KA7166/7168/7169)
 KA7520_V11106.BIN
 KA7570_V11108.BIN
 KA7920_V11102.BIN
 KA7970_V11101.BIN
 KA9120_V25247.BIN (For KA9120 & KA7120)
 KA9130_V24233.BIN (For KA9130 & KA7130)
 KA9170_V33329.BIN
 KA9171_V33329.BIN (For KA9171 & KA7170)
 KA9520_V24232.BIN
 KA9570_V31302.BIN
 KA9570B_V31302.BIN
 | 
| V1.4.131 | 1. Improve compatibility with KA Series adapters. 2. Improve compatibility with KH1508Ai/KH1516Ai products.
 | KA7170A V3.3.327 KA7570A V1.1.107
 KA7570 V1.1.107
 KA9170 V3.3.327
 KA9171 (KA7170) V3.3.327
 | 
| V1.3.128 | 1. Improved compatibility to MAC and KA Series Products 2. Improved USB protocol under KN cascade
 3. Improved EDID & support new dongles
 4. Change" S/N " to " MFG "number
 | KA7170A_V33326.BIN KA7570A_V11106.BIN
 KA7166_V14134.BIN
 (For KA7166/7168/7169)
 KA7520_V11106.BIN
 KA7570_V11106.BIN
 KA7920_V11102.BIN
 KA7970_V11101.BIN
 KA9120_V25247.BIN
 (For KA9120 & KA7120)
 KA9130_V24233.BIN
 ((For KA9130 & KA7130)
 KA9170_V33326.BIN
 KA9171_V33326.BIN
 (For KA9171 & KA7170)
 KA9520_V24232.BIN
 KA9570_V31302.BIN
 KA9570B_V31302.BIN
 | 
| V1.0.092 | Initial Release. |  |