Digital Video Recorder User Manual 
 
19 
18.3  Troubleshooting ..................................................................................... 317 
18.4  Summary of Changes ............................................................................. 320 
18.4.1  Version 3.4.80 ........................................................................................ 320 
18.4.2  Version 3.4.75 ........................................................................................ 321 
18.4.3  Version 3.4.70 ........................................................................................ 322 
18.4.4  Version 3.4.65 ........................................................................................ 323 
18.4.5  Version 3.4.60 ........................................................................................ 323 
18.4.6  Version 3.4.51 ........................................................................................ 324 
18.4.7  Version 3.4.50 ........................................................................................ 324 
18.4.8  Version 3.4.4 .......................................................................................... 325 
18.4.9  Version 3.4.3 .......................................................................................... 325 
18.4.10  Version 3.4.2 .......................................................................................... 325 
18.5  List of Compatible Third-Party IP Cameras ............................................ 326