[Downloads] Itel S25 Ultra Stock ROM | Firmware
[Downloads] Itel S25 Ultra Stock ROM | Firmware
06-06-2026, 11:56 AM
Below is a collection of download links for firmware or stock ROMs for Itel S25 Ultra. This firmware will be handy for upgrading, downgrading, unbricking, and unrooting your phone.
Download Itel S25 Ultra stock ROM / firmware below
- Itel S25 Ultra (S686LN-15.1.2.165SP11_OP001PF001AZ) [Factory / Signed]
https://mega.nz/file/MoAR2L6D#D_3mrzLevS...HanY4IGJD4
How to flash/unbrick Itel S25 Ultra
The firmware above is in .pac format (after you extract from zip, rar or 7z file) so this means you can flash with Research Download, Factory Download, or Upgrade Download tool or any paid tool which supports flashing in PAC format.
Before flashing, ensure that:
- You have taken note of your current build number. Knowing your current build number makes it easy to revert to the most compatible firmware in case you flash a buggy or incompatible firmware.
- The battery is charged to an extent and inserted into the phone
- The phone is powered off / switched off
- You have installed Spreadtrum SCI USB drivers
- You have downloaded either part of or the complete firmware above (depending on what you need to flash) and unzipped it into a folder.
- You have a PC and a USB cord.
- You know the boot key for your device (usually the volume down, volume up or volume up + volume down button)
How to flash
Flash using Research Download, Factory Download, or Upgrade Download tool. Research Download tool is best for backing up or flashing only a few partitions. Upgrade Download tool is good for a full flash. Factory Download tool should be used if you have a boot loop after flashing with other tools. Ensure to try the latest version of each first before
Itel S25 Ultra Core Specification
- Network Technology GSM / HSPA / LTE
- Launch Announced 2024, November 09
- Status Available. Released 2024, November
- Body Dimensions 6.9 mm thickness
- Weight 163 g (5.75 oz)
- SIM Nano-SIM + Nano-SIM
- IP64 dust tight and water resistant (water splashes)
- RGB ring notifications light (on the back)
- Display Type AMOLED, 1B colors, 120Hz, 2160Hz PWM, 1000 nits (HBM), 1400 nits (peak)
- Size 6.78 inches, 109.9 cm2
- Resolution 1080 x 2436 pixels (~393 ppi density)
- Protection Corning Gorilla Glass 7i
- Platform OS Android 14, up to 2 major Android upgrades, itel OS 14.5
- Chipset Unisoc T620 (12 nm)
- CPU Octa-core (2x2.2 GHz Cortex-A75 & 6xX.X GHz Cortex-A55)
- Memory Card slot Unspecified
- Internal 128GB 8GB RAM, 256GB 8GB RAM, 512GB 8GB RAM
- UFS 2.2
- Main Camera Dual 50 MP, f/1.6, (wide), AF
XX MP (macro)
Auxiliary lens
Features LED flash, HDR, panorama
Video 1440p@30fps, 1080p@30fps
- Selfie camera Single 32 MP, f/2.2, 22mm (wide)
Video 1440p@30fps, 1080p@30fps
- Sound Loudspeaker Yes
- 3.5mm jack No
- Comms WLAN Yes
- Bluetooth Yes
- Positioning GPS
- NFC Yes (market/region dependent)
- Infrared port Yes
- Radio Unspecified
- USB USB Type-C 2.0
- Features Sensors Fingerprint (under display, optical), unspecified sensors
- Battery Type 5000 mAh
- Charging 18W wired, bypass charging
- Misc Colors Bromo Black, Meteor Titanium, Komodo Ocean
- Models S686LN
Learn MediaTek, Unisoc / Spreadtrum (SPD) and Qualcomm Software Repairs @ https://www.hovatek.com/training
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