How To Unlock Bootloader Without Sim Card -
Samsung is notorious for hiding the OEM Unlock toggle. On Exynos models, it appears after 7 days of uptime or a SIM card insert. On Snapdragon (US/Canada) models, it's impossible without a carrier SIM. But for international Exynos models, here is the SIM-less trick.
Reboot to bootloader:
Connect to a PC and use the command: fastboot flashing unlock or fastboot oem unlock . Method 4: Using Mediatek (MTK) Client Tools how to unlock bootloader without sim card
Download a free or cheap trial eSIM app (such as Airalo, Holafly, or local carrier apps that offer free data trials). Activate the eSIM profile on your device.
Open Windows Device Manager. Look for a device with a yellow triangle icon labeled "Android" or "Mass Storage". Right-click it, select Update Driver , choose Browse my computer for drivers , and select Android Device -> Android Bootloader Interface . 2. OEM Unlocking Toggle Disappeared Entirely Samsung is notorious for hiding the OEM Unlock toggle
Look for "patched" versions of the Mi Flash Unlock tool on forums like XDA Developers. These community-made versions sometimes bypass the "Insert SIM" check on the PC side. Method 3: Google Pixel and OnePlus Devices
Go back to the main menu and navigate to System > Developer Options . Connect your device to a stable Wi-Fi network . Toggle the switch next to OEM Unlocking . Enter your lock screen PIN or password to confirm. Toggle the switch next to USB Debugging . But for international Exynos models, here is the
This is risky and requires chipset-specific knowledge.
On older stock firmware versions, developers discovered that disabling Wi-Fi, clicking "Add account and device" in Developer Options, and immediately turning Wi-Fi back on via the notification shade during the timeout window could occasionally trick the system into registering the account without cellular tracking.
Unlocking the bootloader triggers a factory reset. Back up your photos, contacts, and app data before moving forward.
A unlocked bootloader disables certain security protocols, making the device more vulnerable if physically stolen.
