hikvision nvr ds-7608

Hello
I'll be glad to receive your help
I purchased nvr ds-7608 and am trying to connect the software i got with the ivms4200 device
Client
For some reason the software does not recognize the device
And cannot be synchronized
The device for the software
May I use an older version?
What's the best version of my device?
I'll be glad to receive your help
And where to download the software
Thanks