[Xiaomi Redmi Note 5 Pro Questions & Answers] AmeyA:
Hi, thank you very much for your time. However I am not able to boot into TWRP/Orangefox.

Some of the commands I trie, and the results I got are as follows, that may help you understand the issue:

adb devices
* daemon not running; starting now at tcp:5037
* daemon started successfully
List of devices attached

fastboot boot twrp-3.4.0-0-whyred.img
Sending 'boot.img' (42452 KB) OKAY [ 1.065s]
Booting FAILED (remote: 'Failed to load/authenticate boot image: 00000050')
fastboot: error: Command failed

fastboot getvar all
(bootloader) crc:1
(bootloader) anti:4
(bootloader) token:VQEBIAEQ9Tig3evCCIbvIZd+UDKaiAMGd2h5cmVkAgQi+ltp
(bootloader) hw-revision:10000
(bootloader) unlocked:yes
(bootloader) off-mode-charge:0
(bootloader) charger-screen-enabled:0
(bootloader) battery-soc-ok:yes
(bootloader) battery-voltage:4064
(bootloader) version-baseband:
(bootloader) version-bootloader:
(bootloader) erase-block-size: 0x200
(bootloader) logical-block-size: 0x200
(bootloader) variant:SDM EMMC
(bootloader) partition-type:vendor:raw
(bootloader) partition-size:vendor: 0x8AC00000
(bootloader) partition-type:cache:f2fs
(bootloader) partition-size:cache: 0x11E00000
(bootloader) partition-type:recovery:raw
(bootloader) partition-size:recovery: 0x4000000
(bootloader) partition-type:boot:raw
(bootloader) partition-size:boot: 0x4000000
(bootloader) partition-type:rawdump:raw
(bootloader) partition-size:rawdump: 0x8000000
(bootloader) partition-type:modem:raw
(bootloader) partition-size:modem: 0xC000000
(bootloader) partition-type:logdump:raw
(bootloader) partition-size:logdump: 0x4000000
(bootloader) partition-type:persistbak:raw
(bootloader) partition-size:persistbak: 0x2000000
(bootloader) partition-type:persist:raw
(bootloader) partition-size:persist: 0x2000000
(bootloader) partition-type:splash:raw
(bootloader) partition-size:splash: 0x4000000
(bootloader) partition-type:bk2:raw
(bootloader) partition-size:bk2: 0x2000000
(bootloader) partition-type:mdtp:raw
(bootloader) partition-size:mdtp: 0x2000000
(bootloader) partition-type:bk1:raw
(bootloader) partition-size:bk1: 0x1800000
(bootloader) partition-type:dsp:raw
(bootloader) partition-size:dsp: 0x1000000
(bootloader) partition-type:modemst2:raw
(bootloader) partition-size:modemst2: 0x800000
(bootloader) partition-type:modemst1:raw
(bootloader) partition-size:modemst1: 0x800000
(bootloader) partition-type:fsg:raw
(bootloader) partition-size:fsg: 0x800000
(bootloader) partition-type:logfs:raw
(bootloader) partition-size:logfs: 0x800000
(bootloader) partition-type:devinfo:raw
(bootloader) partition-size:devinfo: 0x800000
(bootloader) partition-type:misc:raw
(bootloader) partition-size:misc: 0x400000
(bootloader) partition-type:xblbak:raw
(bootloader) partition-size:xblbak: 0x380000
(bootloader) partition-type:xbl:raw
(bootloader) partition-size:xbl: 0x380000
(bootloader) partition-type:sti:raw
(bootloader) partition-size:sti: 0x200000
(bootloader) partition-type:bluetooth:raw
(bootloader) partition-size:bluetooth: 0x100000
(bootloader) partition-type:keymasterbak:raw
(bootloader) partition-size:keymasterbak: 0x100000
(bootloader) partition-type:keymaster:raw
(bootloader) partition-size:keymaster: 0x100000
(bootloader) partition-type:mdtpsecappbak:raw
(bootloader) partition-size:mdtpsecappbak: 0x400000
(bootloader) partition-type:mdtpsecapp:raw
(bootloader) partition-size:mdtpsecapp: 0x400000
(bootloader) partition-type:tzbak:raw
(bootloader) partition-size:tzbak: 0x400000
(bootloader) partition-type:tz:raw
(bootloader) partition-size:tz: 0x400000
(bootloader) partition-type:devcfg:raw
(bootloader) partition-size:devcfg: 0x100000
(bootloader) partition-type:devcfgbak:raw
(bootloader) partition-size:devcfgbak: 0x100000
(bootloader) partition-type:toolsfv:raw
(bootloader) partition-size:toolsfv: 0x100000
(bootloader) partition-type:ddr:raw
(bootloader) partition-size:ddr: 0x100000
(bootloader) partition-type:dip:raw
(bootloader) partition-size:dip: 0x100000
(bootloader) partition-type:ablbak:raw
(bootloader) partition-size:ablbak: 0x100000
(bootloader) partition-type:abl:raw
(bootloader) partition-size:abl: 0x100000
(bootloader) partition-type:cmnlib64bak:raw
(bootloader) partition-size:cmnlib64bak: 0x100000
(bootloader) partition-type:cmnlib64:raw
(bootloader) partition-size:cmnlib64: 0x100000
(bootloader) partition-type:cmnlibbak:raw
(bootloader) partition-size:cmnlibbak: 0x100000
(bootloader) partition-type:cmnlib:raw
(bootloader) partition-size:cmnlib: 0x100000
(bootloader) partition-type:pmicbak:raw
(bootloader) partition-size:pmicbak: 0x80000
(bootloader) partition-type:pmic:raw
(bootloader) partition-size:pmic: 0x80000
(bootloader) partition-type:hypbak:raw
(bootloader) partition-size:hypbak: 0x80000
(bootloader) partition-type:hyp:raw
(bootloader) partition-size:hyp: 0x80000
(bootloader) partition-type:rpmbak:raw
(bootloader) partition-size:rpmbak: 0x80000
(bootloader) partition-type:rpm:raw
(bootloader) partition-size:rpm: 0x80000
(bootloader) partition-type:frp:raw
(bootloader) partition-size:frp: 0x80000
(bootloader) partition-type:keystore:raw
(bootloader) partition-size:keystore: 0x80000
(bootloader) partition-type:msadp:raw
(bootloader) partition-size:msadp: 0x40000
(bootloader) partition-type:apdp:raw
(bootloader) partition-size:apdp: 0x40000
(bootloader) partition-type:storsecbak:raw
(bootloader) partition-size:storsecbak: 0x20000
(bootloader) partition-type:storsec:raw
(bootloader) partition-size:storsec: 0x20000
(bootloader) partition-type:vbmetabak:raw
(bootloader) partition-size:vbmetabak: 0x10000
(bootloader) partition-type:vbmeta:raw
(bootloader) partition-size:vbmeta: 0x10000
(bootloader) partition-type:sec:raw
(bootloader) partition-size:sec: 0x5000
(bootloader) partition-type:ssd:raw
(bootloader) partition-size:ssd: 0x8000
(bootloader) partition-type:limits:raw
(bootloader) partition-size:limits: 0x8000
(bootloader) partition-type:fsc:raw
(bootloader) partition-size:fsc: 0x2000
(bootloader) partition-type:dpo:raw
(bootloader) partition-size:dpo: 0x2000
(bootloader) partition-type:switch:raw
(bootloader) partition-size:switch: 0x2000
(bootloader) secure:yes
(bootloader) serialno:44420506
(bootloader) product:whyred
(bootloader) max-download-size:536870912
(bootloader) kernel:uefi
all:
Finished. Total time: 0.012s

As you can see, the "system" partirion is not available. Also, the device is not recognized for the "adb devices" command.