>fastboot update aosp_borneo-img-Feb-Week4.zip
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Bootloader Version...: MBM-3.0-borneo_t-22355d27121-220323
Baseband Version.....: HA10_29.11.02.95.01R BORNEO_NA_CUST
Serial Number........: ZY22DPS9K5
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extracting android-info.txt (0 MB) to RAM...
Checking 'product'                                 OKAY [  0.000s]
Setting current slot to 'b'                        OKAY [  0.282s]
(bootloader) snapshot-update-status: not found
extracting boot.img (96 MB) to disk... took 0.164s
archive does not contain 'boot.sig'
Sending 'boot_b' (98304 KB)                        OKAY [  2.108s]
Writing 'boot_b'                                   OKAY [  1.263s]
archive does not contain 'init_boot.img'
extracting dtbo.img (24 MB) to disk... took 0.045s
archive does not contain 'dtbo.sig'
Sending 'dtbo_b' (24576 KB)                        OKAY [  0.526s]
Writing 'dtbo_b'                                   OKAY [  0.283s]
archive does not contain 'dt.img'
archive does not contain 'pvmfw.img'
extracting recovery.img (100 MB) to disk... took 0.172s
archive does not contain 'recovery.sig'
Sending 'recovery_b' (102400 KB)                   OKAY [  2.226s]
Writing 'recovery_b'                               OKAY [  1.586s]
extracting vbmeta.img (0 MB) to disk... took 0.000s
archive does not contain 'vbmeta.sig'
Sending 'vbmeta_b' (8 KB)                          OKAY [  0.001s]
Writing 'vbmeta_b'                                 (bootloader) WARNING: vbmeta_b anti rollback downgrade, 0 vs 16
OKAY [  0.010s]
extracting vbmeta_system.img (0 MB) to disk... took 0.001s
archive does not contain 'vbmeta_system.sig'
Sending 'vbmeta_system_b' (4 KB)                   OKAY [  0.001s]
Writing 'vbmeta_system_b'                          OKAY [  0.007s]
archive does not contain 'vbmeta_vendor.img'
archive does not contain 'vendor_boot.img'
archive does not contain 'vendor_kernel_boot.img'
extracting super_empty.img (0 MB) to disk... took 0.001s
(bootloader) super-partition-name: not found
extracting product.img (269 MB) to disk... took 1.187s
extracting system.img (1083 MB) to disk... took 4.401s
archive does not contain 'system_other.img'
extracting vendor.img (527 MB) to disk... took 2.121s
archive does not contain 'vendor_other.img'
Sending sparse 'super' 1/3 (785608 KB)             OKAY [ 16.975s]
Writing 'super'                                    (bootloader) Unsupported super image format, rejecting...
(bootloader) Preflash validation failed
FAILED (remote: '')
fastboot: error: Command failed