Here you will find the direct link to download Stock Firmware for your Samsung SM-Z300H Android Phone. The zip package included with Flash File, Flash Tool, USB Driver, and how-to Flash manual instructions. This device running on Tizen v188.8.131.52 version, Use Odin Downloader for flash Firmware on this device.
[*] Model: Samsung Z3 SM-Z300H.
[*] Flash Tool: Odin Downloader.
Download Samsung SM-Z300H Firmware (Flash File)
Tizen Version: v184.108.40.206
Download Size: 1.08 GB
How To Flash
Step 1: After download the zip package then extract the Firmware.
Step 2: This flashing process required to install Samsung Android USB Driver.
Step 3: Open Odin Flash Tool and select the downloaded flash file.
Step 4: Connect your device to the Computer and start the flashing.
[*] The flashing process can erase the devices full ROM, before starting flash please make a backup for your important data.
[*] After installing Firmware on your Samsung SM-Z300H device it will startup with a Factory Default condition. Firmware flashing on your device help to recover Software related dead issue, remove security and upgrade the operating system.