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Why 'C' Is The Default Hard Drive Letter In So Many Computers
For nearly as long as hard disk drives have been placed in personal computers running certain popular operating systems (notably MS-DOS/Windows), the primary hard disk has been designated with the letter “C”. But why?
Computer type PC/Desktop System Manufacturer/Model Number Golden Mk. I.4 OS Windows 7 Ult. x64 CPU Intel i7 860 @ 2.80 GHz O/C'ed to 4.0GHz Motherboard Gigabyte P55A-UD3R Rev.1. Award BIOS F13 Memory 16GB Corsair Vengance DDR3 @ 661 MHz Dual Channel (9-9-9-24) Graphics Card EVGA NVidia GTX 560 1024MB Sound Card Realtek Integrated Monitor(s) Displays Dual Samsung SyncMaster 2494HS Screen Resolution 1920*1080 and 1920*1080
Keyboard Logitech G110 Mouse Logitech MX518 PSU Thermaltake ToughPower QFan 750W Case Thermaltake Element S VK60001W2Z Cooling Corsair H60 Water Cooling, 2*230mm and 2*80mm case fans Hard Drives 1*Samsung 840 EVO 120GB SSD;
1*OCZ Vertex 2 60GB SSD;
2*Samsung F3 SpinPoint 1TB in RAID0;
1*Samsung F1 SpinPoint 1TB;
2*Western Digital 1TB External USB 3.0
1*Western Digital 500GB External USB 3.0
1*Seagate 500GB External USB 2.0 Internet Speed Not fast enough!!! Antivirus MSE and Malwarebytes Pro 1.75 Browser Comodo Dragon
Computer type PC/Desktop System Manufacturer/Model Number Dude Build OS Windows 10 Pro X64 CPU Intel(R) Core(TM) i5-3570K CPU OC@ 4.5GHZ Turbo Motherboard MSI Z77A-G45 Gaming Memory 8.00 GB DDR3 1600Mhz Graphics Card MSI Gaming X GTX 1070 Sound Card Realtek High Definition Monitor(s) Displays Dell S23O9W, HP L1710 Screen Resolution DELL-1920 x 1080 HP-1280 x1024
Keyboard Logitech Mouse MSI DS100 Interceptor PSU Seasonic X650 GOLD Case Zalman Z12 Cooling Antec Kuhler 920 Hard Drives Crucial m4 256 SSD, WD 7200RPM 500GB WD 1TB Internet Speed 50 down and 5 up Antivirus MSE Browser Chrome, IE 11 Other Info Logitech X-620 Speakers
Because years ago A: and B: were reserved by the BIOS for floppy drives. If a computer contains two or more HDDs recognized by the BIOS the installation of an Operating System may give a choice as to which HDD to use.
Computer type PC/Desktop System Manufacturer/Model Number Customs, Dell, Gateway, HP, Toshiba, Acer, ASUS OS Windows 7 Ultimate 64-bit, Windows 8.1 64-bit, Mac OS X 10.10, Linux Mint 17, Windows 10 Pro TP
Computer type PC/Desktop System Manufacturer/Model Number Custom Build OS Windows 7 Ultimate x64 SP1 CPU Intel Q6600 @ 2.6Ghz Motherboard Evga NF78-CK-132-A 3-Way SLI Memory 4Gb DDR2 Corsair Dominator @ 800Mhz 5-5-5-15 Graphics Card EVGA 560 GTX SC FTW 1GB Sound Card Realtek HD 7.1 Audio, Plantronics GameCom780 7.1 Headset Monitor(s) Displays Dell S2409W Screen Resolution 1920 x 1080
Keyboard Logitech generic keyboard, MS wireless keyboard Mouse Razor Lachesis Banshee V2 Blue, 4000DPI, MS wireless mouse PSU Xigmatek 750W Quad sli quad core 80% eff Case Antec 900 Gaming Case Cooling Zalman CNPS9700-NT NVIDIA Tritium Hard Drives SanDisk SDSSDHII-120G-G25 120GB SSD
Samsung 7200RPM 750Gb SATA
Samsung 850 EVO 120GB SSD
Western Digital Green 1TB 7200RPM Internet Speed 152Mb Virgin Media Fibre Optic Antivirus Microsoft Security Essentials Browser Google Chrome Other Info Wireless Gaming Receiver for Windows, Wireless Xbox 360 Pad
External Hard Drive (F) Drive Letter changed to G - Can't change back My External Hard Drive (My Book) was always Drive letter F.
I went to sleep and woke up to find Windows 7 Pro had updated and rebooted and I was welcomed by my login screen.
Consequently now my My Book external HDD now reads as Drive letter G.
I went into Administrative Tools > Computer...
Hardware & Devices
External Hard Drive - Drive Letter changed - unable to change back I have a USB external hard drive that I keep all my documents etc on (had it for years)
I upgraded from Vista Home to & Home Premium then had to upgrade recently to Professional to run my Sage. Through all these upgrades my ext. drive ran fine. Occasionally the drvie letter would change if I...
Hardware & Devices
Change Hard Drive Letter I have a new computer that runs W7 Prof 64 bit. I noticed when I got it the following.
Drive C (W7 on it and it's the boot drive)
Drive E (second hard drive
Drive D (CDROM drive)
Hard Drives are both 1TB SATA3
What is on the E drive is data I copied there.
I would like to change the E drive...
Slave hard drive letter I have a second internal hard drive with data. Currently it is the slave. I have tried cable select with the same result. Disk management sees the drive but I cant assign it a letter. All options under Task -> All options are greyed out except delete volume. How do I give it a letter so I can...
Can't change hard drive letter to needed letter I lost my Event Viewer, and had to do a repair installation to fix it. Unfortunately, during the repair install, Windows decided to rename my second HD as the D: drive... it was K: before that. Now I cannot access any of my docs, pictures, music, or videos through the normal means... they don't...