SN65DSI84: DSI-TUNER

Part Number:SN65DSI84

I install DSI-TUNER 2.0 to debug SN65DSI84. But DSI-TUNER can not display
“SAVE” icon in "dsi input“ page.

My OS is Win7. The system text is 100% size, which is the smallest.

Please help me this issue, My email: hunter.cai@serialsystem.com