BUY TP LINK DONGLE== https://amzn.to/2qabBQSBUY NETIES DONGLE=== https://amzn.to/2JrrrP9BYE JIOFI=== https://amzn.to/2qbk1a8BUY CP PLUS DVR=== https://amzn.to/2GDemEzWelcome in "Tech Gyan Pitara" in this video we are talk about dvr "date time issue"why my dvr date time changed when i am restarting the dvr.kya aapke dvr me bhi date change hojata hai to ye video jarur dekhehum aapko is video me aapke dvr me date time change hone ki problem ka solution batayenge.if you are facing problem with your DVR , and it automatically reset date & time to 12’O clock and date to its manufacturing year, then probably the mobo battery is dead.cmos battry problem in dvrin some DVR’s its easy to take out the cell just like Desktop PC, but some DVR’s have embeded the connectors inside motherboard, and only experienced technician can replace the battery for you.and you have to open up the DVR case and take out the main board because sometimes battery is placed upside down, here in the image below i am showing battery of a AVtech DVR which i repaired few months ago,dvr date problem | dvr time problem | cp plus dvr automatically reset date & time