How to check defender AV Signature Version on Windows 11 via PowerShell
Microsoft Defender regularly downloads security intelligence updates (signatures) to identify the latest viruses, ransomware, and spyware.
[mai mult...]Soluții pentru problemele tale IT
Microsoft Defender regularly downloads security intelligence updates (signatures) to identify the latest viruses, ransomware, and spyware.
[mai mult...]Microsoft Defender regularly downloads security intelligence updates (signatures) to identify the latest viruses, ransomware, and spyware.
[mai mult...]Microsoft has begun rolling out Windows 11 KB5095093, a preview update for versions 25H2 and 24H2. This update adds a new point-in-time restore feature, the ability to pause Windows updates up to 35 days, and improvements across File Explorer, Bluetooth, audio, networking, widgets, accessibility, and overall system reliability.
[mai mult...]Download the latest ISO from the project’s download page or SourceForge mirror. Verify the checksum if available before creating installation media.
Linux
sudo dd if=bluestar-linux.iso of=/dev/sdX bs=4M status=progress oflag=sync
Replace /dev/sdX with your USB device.
Windows
Recommended tools:
Before installing, verify that:
If everything works in the live session, it will usually work after installation.
Double-click the installer icon on the desktop.
The installer guides you through:
Automatic Partitioning
Recommended for new users.
The installer automatically creates:
Example layout:
| Partition | Size | Filesystem | Mount Point |
|---|---|---|---|
| EFI | 512 MB | FAT32 | /boot/efi |
| Root | 40 GB | ext4 | / |
| Home | Remaining | ext4 | /home |
| Swap | 4–8 GB | swap | — |
For UEFI systems, ensure the EFI partition is formatted as FAT32.
Specify:
Use a strong password.
Bluestar installs GRUB automatically for both UEFI and legacy BIOS systems. After installation, reboot and remove the USB drive.
Log into KDE Plasma.
Open Konsole to update the system.
Update the System
sudo pacman -Syu
Because Bluestar is a rolling-release distribution, frequent updates are recommended.
Install reflector if desired:
sudo pacman -S reflector
Generate a mirror list:
sudo reflector \
--country "United States" \
--latest 20 \
--protocol https \
--sort rate \
--save /etc/pacman.d/mirrorlist
Then update:
sudo pacman -Syyu
sudo pacman -S base-devel git
These packages are required for building software from the Arch User Repository.
Example using yay:
git clone https://aur.archlinux.org/yay.git
cd yay
makepkg -si
You can now install AUR packages:
yay -S visual-studio-code-bin
Intel
sudo pacman -S mesa vulkan-intel intel-media-driver
AMD
sudo pacman -S mesa vulkan-radeon
NVIDIA
sudo pacman -S nvidia nvidia-utils
Reboot after installing proprietary NVIDIA drivers.
sudo pacman -S cups system-config-printer
Enable the service:
sudo systemctl enable --now cups
Modern Bluestar releases use PipeWire.
Install additional packages if needed:
sudo pacman -S
pipewire
pipewire-pulse
wireplumber
Verify:
pactl info
Office
sudo pacman -S libreoffice-fresh
Browser
sudo pacman -S firefox
Media
sudo pacman -S vlc
Image Editing
sudo pacman -S gimp
Development
sudo pacman -S
python
gcc
clang
cmake
rust
go
Install UFW:
sudo pacman -S ufw
Enable:
sudo systemctl enable --now ufw
Allow SSH if needed:
sudo ufw allow ssh
Enable firewall:
sudo ufw enable
sudo pacman -S flatpak
Add Flathub:
flatpak remote-add --if-not-exists flathub \
https://flathub.org/repo/flathub.flatpakrepo
Install applications:
flatpak install flathub org.libreoffice.LibreOffice
Install Timeshift:
sudo pacman -S timeshift
Configure scheduled snapshots for easy recovery after updates.
sudo systemctl enable fstrim.timer
Verify:
systemctl status fstrim.timer
Open System Settings to configure:
Update system:
sudo pacman -Syu
Search packages:
pacman -Ss package
Install package:
sudo pacman -S package
Remove package:
sudo pacman -R package
Remove package and dependencies:
sudo pacman -Rns package
Clean package cache:
sudo pacman -Sc
[mai mult...] Artix Linux is a rolling-release Linux distribution based on Arch Linux that removes systemd and instead supports multiple init systems:
Most Arch Linux documentation also applies to Artix, with the primary difference being service management and the installation tools.
This guide installs:
Download the latest ISO from the official Artix website.
Recommended editions:
For learning Linux, the Base ISO is recommended.
On Linux:
sudo dd if=artix.iso of=/dev/sdX bs=4M status=progress oflag=sync
Replace:
/dev/sdX with your USB deviceAlternatively use:
Boot from USB.
Verify network connectivity:
ping archlinux.org
If using Ethernet it usually works automatically.
For Wi-Fi:
nmtui
or configure manually.
ls /sys/firmware/efi
If the directory exists, you’re booted in UEFI mode.
View drives:
lsblk
Launch cfdisk:
cfdisk /dev/nvme0n1
Example layout:
EFI System Partition
Root
Optional:
Home partition
Swap partition
EFI:
mkfs.fat -F32 /dev/nvme0n1p1
Root:
mkfs.ext4 /dev/nvme0n1p2
Swap:
mkswap /dev/nvme0n1p3
swapon /dev/nvme0n1p3
mount /dev/nvme0n1p2 /mnt
mkdir -p /mnt/boot/efi
mount /dev/nvme0n1p1 /mnt/boot/efi
Install the base packages:
basestrap /mnt base base-devel linux linux-firmware
Install OpenRC:
basestrap /mnt openrc elogind-openrc
You can substitute openrc with runit, dinit, or s6 if preferred.
fstabgen -U /mnt >> /mnt/etc/fstab
Verify:
cat /mnt/etc/fstab
artix-chroot /mnt
Example:
ln -sf /usr/share/zoneinfo/America/New_York /etc/localtime
Generate hardware clock:
hwclock --systohc
Edit:
nano /etc/locale.gen
Uncomment:
en_US.UTF-8 UTF-8
Generate:
locale-gen
Create locale configuration:
echo LANG=en_US.UTF-8 > /etc/locale.conf
echo mypc > /etc/hostname
Edit hosts:
nano /etc/hosts
Contents:
127.0.0.1 localhost
::1 localhost
127.0.1.1 mypc.localdomain mypc
passwd
useradd -m -G wheel username
passwd username
Enable sudo:
EDITOR=nano visudo
Uncomment:
%wheel ALL=(ALL:ALL) ALL
Install packages:
pacman -S grub efibootmgr os-prober
Install GRUB:
grub-install \
--target=x86_64-efi \
--efi-directory=/boot/efi \
--bootloader-id=GRUB
Generate configuration:
grub-mkconfig -o /boot/grub/grub.cfg
Install:
pacman -S networkmanager
For OpenRC:
rc-update add NetworkManager default
pacman -S
nano
vim
git
wget
curl
htop
bash-completion
openssh
Intel:
pacman -S mesa intel-media-driver vulkan-intel
AMD:
pacman -S mesa vulkan-radeon
NVIDIA:
pacman -S nvidia nvidia-utils
pacman -S xorg xorg-server xorg-xinit
pacman -S plasma kde-applications sddm
Enable display manager:
rc-update add sddm default
Install PipeWire:
pacman -S
pipewire
pipewire-pulse
wireplumber
pacman -S
noto-fonts
ttf-dejavu
ttf-liberation
Examples:
rc-update add dbus default
rc-update add elogind default
rc-update add NetworkManager default
rc-update add sddm default
exit
umount -R /mnt
reboot
Remove the installation USB when prompted.
sudo pacman -Syu
Clone and build yay:
git clone https://aur.archlinux.org/yay.git
cd yay
makepkg -si
Development:
gcc
clang
cmake
python
rust
go
Utilities:
firefox
vlc
gimp
libreoffice
keepassxc
Terminal:
kitty
alacritty
tmux
zsh
fish
pacman -Syu.intel-ucode or amd-ucode) if applicable.Moving files and configuring settings and preferences when setting up a new Windows computer (or after a reset) can be frustrating. But with Windows Backup integrated into Windows’ Out-of-Box Experience (OOBE), the process has become much easier.
[mai mult...]