This page lists the latest official firmware for the Redmi 15C / POCO C85 (codename dew) in 6 regions: Global, EEA (Europe), Indonesia, Russia, Turkey, Taiwan. Every file links to Xiaomi’s own update servers and is checked against Xiaomi’s MD5 checksum.
- Codename
dew - Newest stable build OS3.0.306.0.WBNRUXM (Russia, Oct 21, 2026)
- OS HyperOS 3, Android 16
- Software support Security updates until August 2031 (Xiaomi)
- Last checked Nov 8, 2026 22:37
Redmi 15C / POCO C85 Firmware Downloads
Redmi 15C / POCO C85 Global ROM
| Version | Type | Branch | Size | Released | |
|---|---|---|---|---|---|
| OS3.0.307.0.WBNMIXM HyperOS 3 · Android 16 |
Recovery ROM (.zip) | Stable | 4.9 GB | Sep 21, 2026 | Download |
| OS3.0.307.0.WBNMIXM HyperOS 3 · Android 16 |
Fastboot ROM (.tgz) | Stable | 8.1 GB | Sep 15, 2026 | Download |
| OS3.0.1.0.WBNMIXM HyperOS 3 · Android 16 |
Recovery ROM (.zip) | Pilot (staged rollout) | 4.8 GB | Mar 5, 2026 | Download |
Redmi 15C / POCO C85 EEA (Europe) ROM
| Version | Type | Branch | Size | Released | |
|---|---|---|---|---|---|
| OS3.0.302.0.WBNEUXM HyperOS 3 · Android 16 |
Recovery ROM (.zip) | Stable | 5.0 GB | Oct 8, 2026 | Download |
| OS3.0.302.0.WBNEUXM HyperOS 3 · Android 16 |
Fastboot ROM (.tgz) | Stable | 7.5 GB | Sep 21, 2026 | Download |
Redmi 15C / POCO C85 Indonesia ROM
| Version | Type | Branch | Size | Released | |
|---|---|---|---|---|---|
| OS3.0.302.0.WBNIDXM HyperOS 3 · Android 16 |
Recovery ROM (.zip) | Stable | 4.9 GB | Sep 30, 2026 | Download |
| OS3.0.302.0.WBNIDXM HyperOS 3 · Android 16 |
Fastboot ROM (.tgz) | Stable | 7.7 GB | Sep 21, 2026 | Download |
Redmi 15C / POCO C85 Russia ROM
| Version | Type | Branch | Size | Released | |
|---|---|---|---|---|---|
| OS3.0.306.0.WBNRUXM HyperOS 3 · Android 16 |
Recovery ROM (.zip) | Stable | 4.8 GB | Oct 21, 2026 | Download |
| OS3.0.306.0.WBNRUXM HyperOS 3 · Android 16 |
Fastboot ROM (.tgz) | Stable | 7.9 GB | Oct 10, 2026 | Download |
Redmi 15C / POCO C85 Turkey ROM
| Version | Type | Branch | Size | Released | |
|---|---|---|---|---|---|
| OS3.0.301.0.WBNTRXM HyperOS 3 · Android 16 |
Recovery ROM (.zip) | Stable | 4.9 GB | Jul 31, 2026 | Download |
| OS3.0.301.0.WBNTRXM HyperOS 3 · Android 16 |
Fastboot ROM (.tgz) | Stable | 7.2 GB | Jul 23, 2026 | Download |
Redmi 15C / POCO C85 Taiwan ROM
| Version | Type | Branch | Size | Released | |
|---|---|---|---|---|---|
| OS2.0.208.0.VBNTWXM HyperOS 2 · Android 15 |
Recovery ROM (.zip) | Stable | 4.6 GB | Sep 3, 2026 | Download |
| OS2.0.208.0.VBNTWXM HyperOS 2 · Android 15 |
Fastboot ROM (.tgz) | Stable | 5.6 GB | Aug 28, 2026 | Download |
Firmware data: official Xiaomi servers, tracked by XiaomiFirmwareUpdater.
Which ROM Does My Redmi 15C / POCO C85 Need?
Open Settings → About phone and look at the OS version. The two letters before XM at the end show your region:
| Region | Ends with | Example |
|---|---|---|
| Global | MIXM |
OS3.0.307.0.WBNMIXM |
| EEA (Europe) | EUXM |
OS3.0.302.0.WBNEUXM |
| Indonesia | IDXM |
OS3.0.302.0.WBNIDXM |
| Russia | RUXM |
OS3.0.306.0.WBNRUXM |
| Turkey | TRXM |
OS3.0.301.0.WBNTRXM |
| Taiwan | TWXM |
OS2.0.208.0.VBNTWXM |
Install a ROM of the same region your phone already runs. A different region needs an unlocked bootloader and a Fastboot ROM.
How to Install Redmi 15C / POCO C85 Firmware
Recovery ROM (no PC, keeps your data)
- Download the Recovery ROM (
.zip) for your region and move it to the root of the internal storage. - Open Settings → About phone, tap the OS version card, then the three dots → Choose update package.
- Select the ZIP and wait until the phone installs it and reboots.
Fastboot ROM (PC, clean install)
- Unlock the bootloader first: HyperOS bootloader unlock guide.
- Install ADB, Fastboot and USB drivers and Mi Flash Tool.
- Extract the
.tgzwith 7-Zip, boot the phone into Fastboot (Power + Volume Down) and check the codename withfastboot getvar product: it must saydew. - Select the ROM folder in Mi Flash, choose Clean all and click Flash.
Warning: never use Clean all and lock with a ROM from a different region or with any modified software. Re-locking a mismatched phone makes it unbootable.
FAQ
What is the latest firmware for the Redmi 15C / POCO C85?
- Global: OS3.0.307.0.WBNMIXM (Stable, Sep 21, 2026)
- EEA (Europe): OS3.0.302.0.WBNEUXM (Stable, Oct 8, 2026)
- Indonesia: OS3.0.302.0.WBNIDXM (Stable, Sep 30, 2026)
- Russia: OS3.0.306.0.WBNRUXM (Stable, Oct 21, 2026)
- Turkey: OS3.0.301.0.WBNTRXM (Stable, Jul 31, 2026)
- Taiwan: OS2.0.208.0.VBNTWXM (Stable, Sep 3, 2026)
How long will the Redmi 15C / POCO C85 get updates?
According to Xiaomi’s official support list, the Redmi 15C / POCO C85 (listed as “Redmi 15C”) receives security updates until August 2031, counting from its launch in August 2025. Major HyperOS and Android upgrades usually stop earlier than security patches. Source: Xiaomi Security Center.
Are these files official?
Yes. Every download goes straight to Xiaomi’s servers (bigota.d.miui.com or Xiaomi’s Aliyun storage). We don’t host or modify the files. Compare the MD5 shown on the download page after downloading.
Recovery or Fastboot ROM: which one should I download?
Use the Recovery ROM to update without a PC and keep your data. Use the Fastboot ROM with Mi Flash to fix a bootloop, change region or do a clean install. It needs an unlocked bootloader and erases the phone.