xcruser 515 4k

hi all
how to flash other image with enigma2 openatv on xcruser 515?

Hardware Features:

CPU => Hisilicon Hi3798MV200 QuadCore 1.6Ghz

RAM => 1GB DDR4

Memory => 8Gb

Front Panel Display => LED Light (Green/Red)

Video output ports => AV 3.5 Jack / HDMI

Memory Card Slot => Yes MicroSD

USB ports => One Port 2.0 and One Port 3.0

Digital Optical Output => Yes

LAN port => Yes

WIFI => Built-In Wifi

Bluetooth => External TBW-108UB V1 and EW-7611ULB

IR (Remote Sensor) => Extendable

Card Slot => Yes

Cam Slot => No

Software Features:

Operating System => Android 7.0 Nougat

4K UltraHD => 4K 60FPS HDR10Bits, WCG, HLG

Resolution => 480I NTSC to 2160P

Supported Media => MKV, MP4, AVI, TS, MPEG

Google Playstore => Yes & Xcruiser Market

TimeShift Playback & Record => Yes

Schedule Record/Playback => Yes

Picture in Picture => Yes , HD & 4K

Record to Storage => NetworkDrive, USB, HDD, SD Card.

Multiple Channel Record => Yes, Satellite and M3U

Channel Scan Types => Manual / Auto / Blind / Advanced