OPPO

OPPO A31 CPH2015E

Official OPPO A31 stock firmware — flash file, stock ROM & IMEI repair file, free direct download.

MediaTek 8 ROMs 54.4 GB total

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Model code CPH2015E

Quick answer

The OPPO A31 (model code CPH2015E) has 8 official stock firmware files (flash file / stock ROM) available for free download on ROM Palace. The device runs on the MediaTek Helio P35 (12 nm). Each download is a direct, resume-supported link used to unbrick the phone, fix a bootloop, remove FRP, repair a corrupt or null IMEI, downgrade, or restore the OPPO A31 to its original factory software.

Specifications

⚙️Chipset

MediaTek Helio P35 (12 nm)

🖥️Display

6.5" IPS LCD

🔋Battery

4230 mAh

📷Camera

Main12 MP, f/1.8

Depth2 MP

Macro2 MP

Front8 MP

Bannerad space

OPPO A31 stock firmware & flash files (8)

⬢

CPH2015EX_11_A.59_211115_14ae7997

6.80 GB · ZIP ·

⬢

CPH2015EX_11_A.59_211115_14ae7997

6.80 GB · ZIP ·

⬢

CPH2015EX_11_A.59_211115_14ae7997

6.80 GB · ZIP ·

⬢

CPH2015EX_11_A.59_211115_14ae7997

6.80 GB · ZIP ·

⬢

CPH2015EX_11_A.59_211115_14ae7997

6.80 GB · ZIP ·

⬢

CPH2015EX_11_A.59_211115_14ae7997

6.80 GB · ZIP ·

⬢

CPH2015EX_11_A.59_211115_14ae7997

6.80 GB · ZIP ·

⬢

CPH2015EX_11_A.59_211115_14ae7997

6.80 GB · ZIP ·

📖 Step-by-step: how to flash OPPO A31 stock firmware safely →

Heads up. OPPO firmware is downloaded directly from the official OPPO / manufacturer servers — we index it so you can find the right build fast. Flashing can void your warranty or brick your device; proceed at your own risk and back up first.

Where to buy the OPPO A31

Compare the current OPPO A31 price at these stores. We show the marketplaces available in your country — prices and availability vary by region.

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Reviews & videos

▶ Video reviews on YouTube ↗ 📱 Specs & reviews on GSMArena ↗ 🔍 More reviews on the web ↗

Review links open on third-party sites. ROM Palace is not affiliated with them and hosts no copied review content.

Frequently asked questions

How do I flash the OPPO A31 stock firmware?

Download the stock ROM / flash file for your exact OPPO A31 (CPH2015E), extract the archive, then flash it with SP Flash Tool (SPFT) for MediaTek (MTK) devices, or the SPD Upgrade / ResearchDownload tool for Unisoc/Spreadtrum (SPD) chipsets. Back up your data first and charge the battery above 50%. See our step-by-step flashing guide for details.

Is it safe to flash OPPO A31 firmware?

Flashing official stock firmware is safe as long as you use the correct stock ROM / flash file for your exact model code (CPH2015E). Flashing the wrong firmware can brick the device, so always confirm the model code before flashing.

Are these OPPO A31 ROM downloads free?

Yes. Every OPPO A31 firmware file on ROM Palace is free to download with a direct link — no subscription and no waiting queue.

What problems can OPPO A31 stock firmware fix?

Stock firmware fixes bootloops, a device stuck on the logo, software crashes, failed OTA updates, can remove FRP, repair a corrupt or null IMEI, and restore the OPPO A31 to its original factory software.

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