The entire C10B310 Lollipop firmware for the Russian Honor 4C (CHM-U01) is now available. You can download this firmware via the direct mirror provided on this page.
Official Android 5.1 Lollipop update (version C636B340) is now available for the Indonesian Huawei Honor 4C CHM-U01 too. This update, based on Emotion UI 3.1, will be rolled out via OTA but you can easily download it here and install it on your phone manually.
Huawei has released a stable Android 5.1 Lollipop update (version B310) for the Russian Honor 4C CHM-U01 via OTA. You can download this update via the direct links provided here.
Here is the stock Android 4.4.2 KitKat firmware (Build C636B170) for the Indian Huawei Honor 4C CHM-U01 model. This is a full Update.app package that can be used to restore the factory KitKat firmware on the device.
Huawei has officially released the stock B130 Android 4.4.2 KitKat firmware for Russian Honor 4C CHM-U01 model. The entire package weighs in at 985 MB and it can easily be downloaded via the direct download link provided below.