If the product do not have the entity VOLUME key, just press the POWER key for more than five times when power on, then choose the “ Update mode > Memory card/OTG update mode” to start the upgrade. Step 5: Power off the phone, insert the OTG cable & U disk, andįor EMUI 12.x, press the VOLUME UP key and the POWER key at the same time, then it will enter recovery interface, and then choose the “ Update mode > Memory card/OTG update mode” to start the upgrade. Step 4: Check that the directory and files are intact in the U disk root directory. Copy the dload document to the root directory in the U disk. Step 3: Check that the directory of all files is intact in dload. Step 2 (optional): Format the U disk to ensure the capacity is sufficient. A Sandisk, Kingston, or Kingmax U disk is recommended. Step 1: Prepare a U disk with a capacity of at least 8 GB. Note: the SD card keep in connecting until the screen displays “Update success”.įor EMUI operating system, shows as below: After the progress icon is fully loaded, the phone will restart automatically, and the upgrade is completed. Step 6: During the upgrade, a progress icon will be displayed. If the product do not have the entity VOLUME key, just press the POWER key for more than five times when power on, then choose the “ Update mode > Memory card/OTG update mode” to start the upgrade. Step 5: Power off the phone, insert the microSD card, andįor EMUI 12.x,press the VOLUME UP key and the POWER key at the same time, then it will enter recovery interface, and then choose the “ Update mode > Memory card/OTG update mode” to start the upgrade. Step 4: Check that the directory and files are intact in the SD card root directory. Copy the dload document to the root directory in the microSD card. Step 2 (optional): Format the SD card to ensure the capacity is sufficient. A Sandisk, Kingston, or Kingmax SD card is recommended. Step 1: Prepare a SD card with a capacity of at least 8 GB. How to update firmware Huawei & Honor device ? Version-1: SD card Forcible Upgrade

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