J250f no service. To backup/restore QCN, phone diagnostic port must be enabled. FinnTheHuman. 5K subscribers 11K views 3 years ago #samsung #j2pro #j250f more Nov 5, 2022 · I've tried alot of methods to turn off the selinux enforcement on the Galaxy Grand Prime pro but It seemed quite hard to cook a custom kernel for this device. Waiting ADB device OK. Power on the phone. Type *#0808# and select 'DM+MODEM+ADB'. Press 'Read QCN' button to read NV backup or 'Write QCN' to restore. 1. Samsung J2 Pro (J250F) No Service Problem Solution || Samsung J250f No Network Problem Fixed 100% || KR Unlocker 65. Well I think it messed up the efs partition because after using that app I cannot connect to mobile, most of the time it will not even get a signal. 4. It's common problem with all samsung kernels covered with knox security. Confidential and proprietary-the contents in this service guide subject to change without prior notice Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited. So any help is appreciated. #j250noservice#repairthemobile#wtr2965. 5. 3. Connect the phone to PC with USB cable, install drivers if needed. Select diagnostic port in port settings. Jan 3, 2020 · Samsung J250f (J2-2018) No Network No Service Solution | Fix By Mobile R Sikhe TECHNICAL SHANKAR 136K subscribers Subscribed Mar 23, 2018 · So I rooted my J2 (SM J250F) and one of the apps I installed is a mac address changer. 2. I was using it to get around a 30 minute limit at airport wifi. This video will help you to repair no network problem in Samsung J2 2015 Model. sdiwhlk ycrs ezsvxpl qezrc yzosuzzp fyo eqngcar ozmwetjc dpdj khven