My Laptop won’t completely shut/power off

My PC won’t shut/power off completely unless I manually press the power button.

System:    Kernel: 5.10.34-1-MANJARO x86_64 bits: 64 compiler: gcc v: 10.2.0 
           parameters: BOOT_IMAGE=/boot/vmlinuz-5.10-x86_64 root=UUID=4b0cee32-771e-415b-8f8e-9238983ccb51 rw quiet apparmor=1 
           security=apparmor udev.log_priority=3 
           Desktop: Xfce 4.16.0 tk: Gtk 3.24.24 info: xfce4-panel wm: xfwm4 vt: 7 dm: LightDM 1.30.0 Distro: Manjaro Linux 
           base: Arch Linux 
Machine:   Type: Laptop System: Micro-Star product: GP62 2QE v: REV:1.0 serial: <filter> Chassis: type: 10 serial: <filter> 
           Mobo: Micro-Star model: MS-16J3 v: REV:0.B serial: <filter> UEFI: American Megatrends v: E16J3IMS.113 
           date: 03/03/2016 
Battery:   ID-1: BAT1 charge: 27.7 Wh (98.6%) condition: 28.1/42.4 Wh (66.3%) volts: 12.3 min: 10.8 model: MSI BIF0_9 
           type: Li-ion serial: N/A status: Charging 
Memory:    RAM: total: 15.55 GiB used: 2.14 GiB (13.7%) 
           RAM Report: permissions: Unable to run dmidecode. Root privileges required. 
CPU:       Info: Quad Core model: Intel Core i7-5700HQ bits: 64 type: MT MCP arch: Broadwell family: 6 model-id: 47 (71) 
           stepping: 1 microcode: 22 cache: L2: 6 MiB bogomips: 43095 
           Speed: 1460 MHz min/max: 800/3500 MHz Core speeds (MHz): 1: 1460 2: 2346 3: 1198 4: 2187 5: 1194 6: 2309 7: 839 
           8: 835 
           Flags: 3dnowprefetch abm acpi adx aes aperfmperf apic arat arch_perfmon avx avx2 bmi1 bmi2 bts clflush cmov 
           constant_tsc cpuid cpuid_fault cx16 cx8 de ds_cpl dtes64 dtherm dts epb ept ept_ad erms est f16c flexpriority 
           flush_l1d fma fpu fsgsbase fxsr ht ibpb ibrs ida intel_pt invpcid invpcid_single lahf_lm lm mca mce md_clear mmx 
           monitor movbe msr mtrr nonstop_tsc nopl nx pae pat pbe pcid pclmulqdq pdcm pdpe1gb pebs pge pln pni popcnt pse 
           pse36 pti pts rdrand rdseed rdtscp rep_good sdbg sep smap smep ss ssbd sse sse2 sse4_1 sse4_2 ssse3 stibp syscall 
           tm tm2 tpr_shadow tsc tsc_adjust tsc_deadline_timer vme vmx vnmi vpid x2apic xsave xsaveopt xtopology xtpr 
           Vulnerabilities: Type: itlb_multihit status: KVM: VMX disabled 
           Type: l1tf mitigation: PTE Inversion; VMX: conditional cache flushes, SMT vulnerable 
           Type: mds mitigation: Clear CPU buffers; SMT vulnerable 
           Type: meltdown mitigation: PTI 
           Type: spec_store_bypass mitigation: Speculative Store Bypass disabled via prctl and seccomp 
           Type: spectre_v1 mitigation: usercopy/swapgs barriers and __user pointer sanitization 
           Type: spectre_v2 mitigation: Full generic retpoline, IBPB: conditional, IBRS_FW, STIBP: conditional, RSB filling 
           Type: srbds mitigation: Microcode 
           Type: tsx_async_abort status: Not affected 
Graphics:  Device-1: Intel HD Graphics 5600 vendor: Micro-Star MSI driver: i915 v: kernel bus-ID: 00:02.0 chip-ID: 8086:1612 
           class-ID: 0300 
           Device-2: NVIDIA GM107M [GeForce GTX 950M] vendor: Micro-Star MSI driver: nvidia v: 460.73.01 
           alternate: nouveau,nvidia_drm bus-ID: 01:00.0 chip-ID: 10de:139a class-ID: 0302 
           Display: x11 server: X.Org 1.20.11 driver: loaded: modesetting,nvidia display-ID: :0.0 screens: 1 
           Screen-1: 0 s-res: 3840x1080 s-dpi: 96 s-size: 1016x285mm (40.0x11.2") s-diag: 1055mm (41.5") 
           Monitor-1: eDP-1 res: 1920x1080 hz: 60 dpi: 142 size: 344x193mm (13.5x7.6") diag: 394mm (15.5") 
           Monitor-2: HDMI-2 res: 1920x1080 hz: 60 dpi: 94 size: 521x293mm (20.5x11.5") diag: 598mm (23.5") 
           OpenGL: renderer: Mesa Intel HD Graphics 5600 (BDW GT2) v: 4.6 Mesa 21.0.3 direct render: Yes 
Audio:     Device-1: Intel Broadwell-U Audio vendor: Micro-Star MSI driver: snd_hda_intel v: kernel bus-ID: 00:03.0 
           chip-ID: 8086:160c class-ID: 0403 
           Device-2: Intel 8 Series/C220 Series High Definition Audio vendor: Micro-Star MSI driver: snd_hda_intel v: kernel 
           bus-ID: 00:1b.0 chip-ID: 8086:8c20 class-ID: 0403 
           Sound Server-1: ALSA v: k5.10.34-1-MANJARO running: yes 
           Sound Server-2: JACK v: 0.125.0 running: no 
           Sound Server-3: PulseAudio v: 14.2 running: yes 
           Sound Server-4: PipeWire v: 0.3.26 running: no 
Network:   Device-1: Intel Wireless 3160 driver: iwlwifi v: kernel port: 4000 bus-ID: 03:00.0 chip-ID: 8086:08b3 
           class-ID: 0280 
           IF: wlp3s0 state: up mac: <filter> 
           IP v4: <filter> type: dynamic noprefixroute scope: global broadcast: <filter> 
           IP v6: <filter> type: dynamic noprefixroute scope: global 
           IP v6: <filter> type: noprefixroute scope: link 
           Device-2: Qualcomm Atheros Killer E220x Gigabit Ethernet vendor: Micro-Star MSI driver: alx v: kernel port: 3000 
           bus-ID: 04:00.0 chip-ID: 1969:e091 class-ID: 0200 
           IF: enp4s0 state: down mac: <filter> 
           WAN IP: <filter> 
Bluetooth: Device-1: Intel Bluetooth wireless interface type: USB driver: btusb v: 0.8 bus-ID: 1-1.3:3 chip-ID: 8087:07dc 
           class-ID: e001 
           Report: rfkill ID: hci0 rfk-id: 1 state: up address: see --recommends 
Logical:   Message: No logical block device data found. 
RAID:      Message: No RAID data found. 
Drives:    Local Storage: total: 931.51 GiB used: 9.69 GiB (1.0%) 
           SMART Message: Required tool smartctl not installed. Check --recommends 
           ID-1: /dev/sda maj-min: 8:0 vendor: Western Digital model: WD10JPVX-22JC3T0 size: 931.51 GiB block-size: 
           physical: 4096 B logical: 512 B speed: 6.0 Gb/s rotation: 5400 rpm serial: <filter> rev: 1A01 scheme: GPT 
           Optical-1: /dev/sr0 vendor: HL-DT-ST model: DVDRAM GUB0N rev: 1.00 dev-links: cdrom 
           Features: speed: 24 multisession: yes audio: yes dvd: yes rw: cd-r,cd-rw,dvd-r,dvd-ram state: running 
Partition: ID-1: / raw-size: 200.49 GiB size: 196.28 GiB (97.90%) used: 9.66 GiB (4.9%) fs: ext4 dev: /dev/sda5 maj-min: 8:5 
           label: N/A uuid: 4b0cee32-771e-415b-8f8e-9238983ccb51 
           ID-2: /boot/efi raw-size: 100 MiB size: 96 MiB (96.00%) used: 27.7 MiB (28.8%) fs: vfat dev: /dev/sda1 maj-min: 8:1 
           label: N/A uuid: 9859-9307 
Swap:      Alert: No swap data was found. 
Unmounted: ID-1: /dev/sda2 maj-min: 8:2 size: 16 MiB fs: <superuser required> label: N/A uuid: N/A 
           ID-2: /dev/sda3 maj-min: 8:3 size: 630.42 GiB fs: ntfs label: N/A uuid: C87A5B027A5AECA6 
           ID-3: /dev/sda4 maj-min: 8:4 size: 100.49 GiB fs: ntfs label: Code uuid: 7836534536530412 
USB:       Hub-1: 1-0:1 info: Full speed (or root) Hub ports: 2 rev: 2.0 speed: 480 Mb/s chip-ID: 1d6b:0002 class-ID: 0900 
           Hub-2: 1-1:2 info: Intel Integrated Rate Matching Hub ports: 6 rev: 2.0 speed: 480 Mb/s chip-ID: 8087:8008 
           class-ID: 0900 
           Device-1: 1-1.3:3 info: Intel Bluetooth wireless interface type: Bluetooth driver: btusb interfaces: 2 rev: 2.0 
           speed: 12 Mb/s power: 100mA chip-ID: 8087:07dc class-ID: e001 
           Device-2: 1-1.5:4 info: Realtek RTS5129 Card Reader Controller type: <vendor specific> 
           driver: rtsx_usb,rtsx_usb_ms,rtsx_usb_sdmmc interfaces: 1 rev: 2.0 speed: 480 Mb/s power: 500mA chip-ID: 0bda:0129 
           class-ID: ff00 serial: <filter> 
           Hub-3: 2-0:1 info: Full speed (or root) Hub ports: 2 rev: 2.0 speed: 480 Mb/s chip-ID: 1d6b:0002 class-ID: 0900 
           Hub-4: 2-1:2 info: Intel Integrated Rate Matching Hub ports: 8 rev: 2.0 speed: 480 Mb/s chip-ID: 8087:8000 
           class-ID: 0900 
           Hub-5: 3-0:1 info: Full speed (or root) Hub ports: 14 rev: 2.0 speed: 480 Mb/s chip-ID: 1d6b:0002 class-ID: 0900 
           Device-1: 3-1:2 info: MSI Gaming Mouse type: Mouse,Keyboard driver: hid-generic,usbhid interfaces: 2 rev: 1.1 
           speed: 12 Mb/s power: 100mA chip-ID: 3938:1036 class-ID: 0300 
           Device-2: 3-2:3 info: SINO WEALTH USB KEYBOARD type: Keyboard,HID driver: hid-generic,usbhid interfaces: 2 rev: 1.1 
           speed: 1.5 Mb/s power: 100mA chip-ID: 258a:0001 class-ID: 0300 
           Hub-6: 4-0:1 info: Full speed (or root) Hub ports: 4 rev: 3.0 speed: 5 Gb/s chip-ID: 1d6b:0003 class-ID: 0900 
Sensors:   System Temperatures: cpu: 57.0 C mobo: 27.8 C 
           Fan Speeds (RPM): N/A 
Info:      Processes: 221 Uptime: 14m wakeups: 1 Init: systemd v: 247 tool: systemctl Compilers: gcc: 10.2.0 Packages: 1101 
           pacman: 1097 lib: 300 flatpak: 0 snap: 4 Shell: Bash v: 5.1.4 running-in: xfce4-terminal inxi: 3.3.04 

What is the method you use to power your laptop off? Is it some DE-specific GUI or a shell command? Something else? Please provide us with more details.

logout button → Shut Down