How to root Samsung Galaxy J1 SM-J100H Trusted Method

Network     Technology    
GSM / HSPA
Launch     Announced     2015, January
Status     Available. Released 2015, February
Body     Dimensions     129 x 68.2 x 8.9 mm (5.08 x 2.69 x 0.35 in)
Weight     122 g (4.30 oz)
SIM     Optional Dual SIM (Micro-SIM, dual stand-by)
Display     Type     TFT capacitive touchscreen, 16M colors
Size     4.3 inches (~59.8% screen-to-body ratio)
Resolution     480 x 800 pixels (~217 ppi pixel density)
Multitouch     Yes
Platform     OS     Android OS, v4.4.4 (KitKat)
Chipset     Spreadtrum
CPU     Dual-core 1.2 GHz Cortex-A7
GPU     Mali-400
Memory     Card slot     microSD, up to 128 GB
Internal     4 GB, 512 MB RAM
Camera     Primary     5 MP, 2592 х 1944 pixels, autofocus, LED flash
Features     Geo-tagging, touch focus, face detection
Video     720p@30fps
Secondary     2 MP
Sound     Alert types     Vibration; MP3, WAV ringtones
Loudspeaker     Yes
3.5mm jack     Yes
Comms     WLAN     Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
Bluetooth     v4.0, A2DP
GPS     Yes, with A-GPS, GLONASS
Radio     FM radio with RDS; recording
USB     microUSB v2.0
Features     Sensors     Accelerometer, proximity
Messaging     SMS(threaded view), MMS, Email, Push Mail, IM
Browser     HTML
Java     No
     - MP4/H.264 player
- MP3/WAV/eAAC+/Flac player
- Photo/video editor
- Document viewer
Battery           Li-Ion 1850 mAh battery

I-Download required files

SM-J100H Root Kernel

Click Here To Download 

Odin V3.09

Click Here To Download

II-Run Odin and select boot.tar to AP section

 III-Connect your J1 in download mode on your computer and click start.

IV-Use iroot to Root your device.

Click Here To downlod Iroot

That's All