Sony 4k 55 inch Tv

I’ve Had this tv since 2018 and just ended up randomly switching itself off was gonna get it fixed but I just ended up buying a new 4k TV. The TV stays on for 25/30mins before it turns off and gives a red blinking light.

I have the stand off it but No remote with the tv.

The Sony Bravia KD-55XE7003 is a 55-inch 4K HDR LED LCD smart television first released in 2017. It features a native 50Hz refresh rate, edge-lit LED dimming, and built-in Freeview/satellite tuners. The TV includes basic smart functionality for streaming and app downloads.Key SpecificationsScreen Size: 55 inches (139 cm)Resolution: 3840 x 2160 pixels (4K UHD)Panel Type: Edge-lit LED LCD with Frame DimmingMotion: Motionflow XR 200Hz (Native 50Hz panel)Smart Features: Opera/Vewd-based smart platform with Netflix, YouTube, and app store supportAudio: 2x 10W Bass Reflex speakers with ClearAudio+Connectivity: 3x HDMI, 3x USB, Ethernet (LAN), Wi-Fi, and built-in CI+ slot