The Huawei Mate S has another latest and final EMUI 4.0 Marshmallow build. Here is the download link and step by step tutorial to Update Huawei Mate S CRR L00/ L13/ UL20 to B355 Marshmallow. The update is live in the Middle Eastern countries via OTA. However, some of the owners prefer to update their device via manual procedure, so here we have shared the guide to update Huawei Mate S, simply download the B355 Marshmallow package from the link and then go through the steps below.

Note: This firmware package and guide are definitely to Update Huawei Mate S CRR L00/ L13/ UL20 to B355 Marshmallow. Don’t flash on any other device. Also, keep flashing only at your own risk.

Update Huawei Mate S CRR L00/ L13/ UL20 to B355 Marshmallow.

Firmware Info:

• Device: Huawei Mate S
• Models: CRR-UL00/ CRR-L13/ CRR-UL20
• Firmware: Android 6.0 Marshmallow- EMUI 4.0-
• Build No: CRR-UL00C185B355/ CRR-UL20C185B355.
• Status: Official/ stable – Full firmware
• Region: Middle East -Kuwait

Download B355 Marshmallow for Huawei Mate S-

Download B355 Marshmallow build for CRR-UL00/ L13- |Official Link (Size: 1.50GB)

File: [Huawei_ Mate s_Firmware_CRR-UL00 (CRR-L13) _Android 6.0_EMUI 4.0_C185B355_Middle East_Channel-Others.zip]

Download B355 Marshmallow build for CRR-UL20- |Official Link  (Size: 1.50GB)

File: [Huawei_ Mate S_ Firmware_CRR-UL20_Android 6.0_EMUI 4.0_C185B355_ Middle East_Channel-Others.zip]

Recommended Practices:

• Take a complete backup of all your important data on the device first.
• Also, check and ensure sufficient charge at the device battery before proceedings.
• Install USB driver of Huawei or Hi-Suite at the PC- | Download Link
• Mate S of Middle Eastern region device with C185 build only is suitable for this update package.

Steps to Update Huawei Mate S CRR L00/ L13/ UL20 to B355 Marshmallow

1. Download B355 Marshmallow package and then extract on the PC.
2. Find dload folder at extracted folder and then move it to the device micro SD root directory.
3. Once copying gets successful, unplug Mate S and then switch off.
4. Now once the device turns off, boot it while holding pressed the UP +DOWN+ POWER buttons all at once for a few seconds.
5. The update process gets started automatically in a while, wait until the end.

That’s how to Update Huawei Mate S CRR L00/ L13/ UL20 to B355 Marshmallow.