![]() ![]() Don’t perform a secure erase on a solid-state drive, such as the ones built into modern Mac Books-that will just wear down the drive for no advantage. Note that this feature will only be useful on mechanical drives, as you shouldn’t be able to recover deleted data from a solid state drive. RELATED: How to Securely Wipe a Hard Drive on Your Mac One pass should be good enough, but you can always do a few more if you feel like it. You can use this feature to securely wipe a hard drive. Click a drive, then click the “Erase” button, then click “Security Options” to select a number of passes to overwrite the drive with. You can also choose to only erase its free space. The Erase button allows you to erase an entire hard disk or partition. Simply click the drive you want to check, then click the “First Aid” button. Be warned that these checks can take a while, and running them on your system drive will leave you with an unresponsive computer until it’s done. This feature checks the file system for errors and attempts to correct them, all without much intervention from you. If a hard drive is acting up, Disk Utility’s First Aid function is the first thing you should try. RELATED: How, When, and Why to Repair Disk Permissions on Your Mac One of them: volumes on the same drive pool storage space, meaning you’ll see two separate drives in Finder, but won’t have to manage how much storage space each volume uses. To add a new APFS volume, simply select your system drive, and then click Edit > Add APFS in the menu bar. APFS is Apple’s new file system, the default on solid state drives as of macOS High Sierra, and it’s got all sorts of clever tricks up its sleeve. If you want to repartition your system drive, you’ll need to do this from within Recovery Mode, with one exception: APFS volumes. RELATED: APFS Explained: What You Need to Know About Apple's New File System Use of livecd-iso-to-disk on any distribution other than Fedora is unsupported and not expected to work: please use an alternative method, such as Fedora Media Writer.Note: Many of these operations are destructive, so be sure you have backups first. Even if it happens to run and write a stick apparently successfully from some other distribution, the stick may well fail to boot. Livecd-iso-to-disk is not meant to be run from a non-Fedora system. livecd-iso-to-disk on other Linux distributions If your test boot reports a corrupted boot sector, or you get the message MBR appears to be blank., you need to install or reset the master boot record (MBR), by passing -reset-mbr when writing the stick. If you get this message from fdisk, you may need to reformat the flash drive when writing the image, by passing -format when writing the stick. Partition has different physical/logical endings If you get the message Need to have a filesystem label or UUID for your USB device, you need to label the partition: dosfslabel /dev/sdX LIVE. Information: Don't forget to update /etc/fstab, if necessary. Number Start End Size Type File system Flagsġ 32.3kB 1062MB 1062MB primary fat16 boot Sector size (logical/physical): 512B/512B Welcome to GNU Parted! Type 'help' to view a list of commands. Difference between Fedora and Red Hat Enterprise Linux.Installing, Configuring and Troubleshooting MySQL/MariaDB.Creating Windows virtual machines using virtIO drivers.Installing virtual operating systems with GNOME Boxes.Getting started with virtualization (libvirt).Upgrading Fedora using the DNF system upgrade.How to Set NVIDIA as Primary GPU on Optimus-based Laptops.How to join an Active Directory or FreeIPA domain.Getting started with Apache HTTP Server.Managing keyboard shortcuts for running an application in GNOME.Controlling network traffic with firewalld.Displaying a user prompt on the GNOME login screen.Understanding and administering systemd.Performing administration tasks using sudo.Configuring networking with NetworkManager CLI (nmcli).Disabling the GNOME automatic screen locking.Setting a key shortcut to run an application in GNOME.Configuring Xorg as the default GNOME session.Configuring X Window System using the nf file.Installing Chromium or Google Chrome browsers.Installing plugins for playing movies and music.APT command equivalents on Fedora with DNF.Securing the system by keeping it up-to-date.Adding or removing software repositories in Fedora.Finding and installing Linux applications. ![]() Creating and using a live installation image.
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