Write_sectors: Write error The semaphore timeout period has expired. Volume has an unknown Partition Boot Record When you can't format USB, SD, external hard drive, or hard drive partition, relax This article will provide effective methods to get all these problems fixed and restore your USB drive to full size by following these solutions immediately. Opened drive \\.\PHYSICALDRIVE3 for write access If your computer warns you that 'Windows was unable to complete the format of USB drive', don't worry. The log is as follows (note: cleared before pressing start): Format operation started
According to your actual needs, select the Partition Scheme (which can be viewed from the disk properties) and the target system type. In 'Boot selection', select the Windows 10 ISO file you have downloaded. Use Rufus MBR with BIOS ID (0x80 (Default)) (Y) Under the 'Device' section, select the USB flash drive. MBR partition scheme for BIOS or UEFI-CSMĬheck device for bad blocks (Y, 4 Passes)Ĭreate bootable disk using (Y, ISO Image)Īdd fixes for old BIOSes (extra partition, align, etc.) (N) I am using the following settings in Rufus:
It sits on 'Clearing MBR/PBR/GPT structures…' for a while before displaying an alert: It is 1TB and comes up as General UDisk USB Device in my device manager. I am trying to create a Windows 7 USB boot drive out of a USB stick.
