https://www.dvraid.com/guide/firmware-upgrade-new-method-for-all-devices/ Survelliance DVR Information support and help site Fri, 01 Nov 2024 07:34:23 +0000 hourly 1 https://wordpress.org/?v=6.9.4 https://www.dvraid.com/guide/firmware-upgrade-new-method-for-all-devices/#comment-19983 Fri, 01 Nov 2024 07:34:23 +0000 https://www.dvraid.com/?p=7651#comment-19983 Hello I wonder if you could assist me. I keep getting an onscreen message regarding system upgrading but nothing is happening. I’ve had the dvr since 2017 & never had any issues or messages about upgrading before. The system number is below. Any assistance appreciated. Thanks in advance
V4.02.R11.70581117.12201.1407

]]> https://www.dvraid.com/guide/firmware-upgrade-new-method-for-all-devices/#comment-16879 Thu, 29 Aug 2024 19:21:53 +0000 https://www.dvraid.com/?p=7651#comment-16879 […] FIRMWARE, We have prepared a list with the latest version of the firmware of the DVR. This firmware can be compatible with your Hisilicon SoC based DVRs / NVRs (for example, Hi3520A, Hi3520D, Hi3521, […]

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