Update 2: TWRP 3.2.2-0 Release now available for download targeting Android P, 8.0 Oreo, and 8.1 Oreo based ROMS. ~ # fdisk /dev/block/mmcblk1 Found valid GPT with protective MBR: using GPT Command (m for help): p Disk /dev/block/mmcblk1: 3862528 sectors, 1886M Logical sector size: 512 Disk. I tried the following: ~ # umount -f /dev/block/mmcblk1p1. After that I flashed oxygen os 4.0 with USB using twrp.Installation is successfull.But when I rebooting the system it still boots into TWRP screen.I am not able to see one plus boot logo as it always boots to twrp screen even after successfully installation.I am worried.Pls help in resolving the issueI know that the block mmcblk1 is the sd card because it disappears when I physically remove it and reboot. I had formatted all things including internal storage using twrp. Two years ago, I hacked on aml-pugrade-package-extract.c I made it a bit more portable and report more errors. Boot into recovery, select storage and backup the data partition only, or the boot,system and data partitions to ensure that all boxes are identical. Portable Devices Not Showing in Device Manager Windows 10 | Phone to PC Connection Trouble | Fix.Issues addressed in this tutorial:portable devices not showi.Not so sure about TWRP Manager, but regular TWRP works for me.

Reply I know that the block mmcblk1 is the sd card because it disappears when I physically remove it and reboot. C:UserswraitDownloadsroot portable>fastboot flash recovery twrp.img target reported max download size of 536870912 bytes sending ‘recovery’ (41812 KB)… OKAY writing ‘recovery’… FAILED (remote: Partition flashing is not allowed) finished.

Minimal adb fastboot 1.4.3 portable