[OnePlus 7T Guides, News, & Discussion] DuckMySick98:
Hi,

I flashed the firmware GLOBAL 10.0.13, I'm from France. I have no wifi, no SIM detected or it is but i can't have network or something.

And when I try to flash 10.0.8. I have only fail in cmd and bootloop to fastboot. :'(

edit: Rebooting into fastboot (the one before Invalid Sparse file format at header magic) I get waiting for any device and doesn't boot into fastboot mode

edit2: any firmware wifi doesn't work pls help me

Do you want to wipe all the data ( Reccomended )[Y/N]?y
Erasing 'userdata' OKAY [ 0.120s]
mke2fs 1.44.4 (18-Aug-2018)
Creating filesystem with 25477509 4k blocks and 6373376 inodes
Filesystem UUID: af040874-40cf-11eb-8b84-850b49798eb1
Superblock backups stored on blocks:
32768, 98304, 163840, 229376, 294912, 819200, 884736, 1605632, 2654208,
4096000, 7962624, 11239424, 20480000, 23887872

Allocating group tables: done
Writing inode tables: done
Creating journal (131072 blocks): done
Writing superblocks and filesystem accounting information: done

Sending 'userdata' (4616 KB) OKAY [ 0.023s]
Writing 'userdata' OKAY [ 0.003s]
Erasing 'metadata' OKAY [ 0.006s]
Erase successful, but not automatically formatting.
File system type raw not supported.
Finished. Total time: 0.608s
Sending 'aop' (200 KB) OKAY [ 0.010s]
Writing 'aop' OKAY [ 0.005s]
Finished. Total time: 0.041s
Sending 'bluetooth' (828 KB) OKAY [ 0.007s]
Writing 'bluetooth' OKAY [ 0.006s]
Finished. Total time: 0.040s
Sending 'boot_a' (98304 KB) OKAY [ 0.291s]
Writing 'boot_a' OKAY [ 0.484s]
Finished. Total time: 1.071s
Sending 'dsp' (65536 KB) OKAY [ 0.194s]
Writing 'dsp' OKAY [ 0.178s]
Finished. Total time: 0.597s
Sending 'dtbo' (16384 KB) OKAY [ 0.056s]
Writing 'dtbo' OKAY [ 0.072s]
Finished. Total time: 0.209s
Sending 'LOGO' (6540 KB) OKAY [ 0.027s]
Writing 'LOGO' OKAY [ 0.028s]
Finished. Total time: 0.099s
Sending 'modem_a' (161700 KB) OKAY [ 0.486s]
Writing 'modem_a' OKAY [ 0.743s]
Finished. Total time: 1.722s
Sending 'oem_stanvbk' (2480 KB) OKAY [ 0.017s]
Writing 'oem_stanvbk' OKAY [ 0.011s]
Finished. Total time: 0.062s
Sending 'qupfw' (72 KB) OKAY [ 0.011s]
Writing 'qupfw' OKAY [ 0.003s]
Finished. Total time: 0.037s
Sending 'storsec' (24 KB) OKAY [ 0.008s]
Writing 'storsec' OKAY [ 0.002s]
Finished. Total time: 0.037s
Sending 'multiimgoem' (16 KB) OKAY [ 0.009s]
Writing 'multiimgoem' OKAY [ 0.002s]
Finished. Total time: 0.036s
Sending 'uefisecapp' (124 KB) OKAY [ 0.010s]
Writing 'uefisecapp' OKAY [ 0.003s]
Finished. Total time: 0.038s
Sending 'reserve' (266244 KB) OKAY [ 0.781s]
Writing 'reserve' FAILED (remote: '(reserve_a) No such partition')
fastboot: error: Command failed
Sending 'recovery' (98304 KB) OKAY [ 0.295s]
Writing 'recovery' OKAY [ 0.379s]
Finished. Total time: 0.984s
Sending 'vbmeta' (8 KB) OKAY [ 0.005s]
Writing 'vbmeta' OKAY [ 0.002s]
Finished. Total time: 0.030s
Sending 'vbmeta_system' (4 KB) OKAY [ 0.011s]
Writing 'vbmeta_system' OKAY [ 0.002s]
Finished. Total time: 0.032s
Sending 'opproduct' (578900 KB) OKAY [ 1.705s]
Writing 'opproduct' OKAY [ 2.817s]
Finished. Total time: 6.167s
Rebooting into fastboot OKAY [ 0.003s]
< waiting for any device >
fastboot: error: Failed to boot into userspace fastboot; one or more components might be unbootable.
Sending 'system' (2296784 KB) FAILED (Write to device failed (Invalid argument))
fastboot: error: Command failed
< waiting for any device >

WTF data network is working but not wifi ??

I configured my phone still no wifi, can't update it says "installation problem" and can't relock bootloader it says the phone IS corrupted. I'm in 10.0.3