How big does a USB flash drive need to install an XP system, and do I need to prepare anything else?

However, if you can still enter the system, you can directly decompress the ghostxp system to the D disk, and then double-click it or install it on the hard disk after decompression. exe to install the system.

A 4gu disk is enough to burn it with a floppy disk.

XP, a 7,8g is enough. But if you want to upgrade to Vista or 7, you must have 20G or more. If you want to make the system smaller, you can turn off System Restore and set the virtual memory to a different disk.

In this case, 8-9g is generally more suitable! Installation system, generally only 3-4g, general system! The rest guarantees the system's virtual memory, so that you don't run slow down because of a lack of virtual memory!

But you have to put your point in the directory in other disks, otherwise it will make the C drive space tight! It's not good for the computer!

The C disk is generally below 2G, and the running space is kept in. How much space does the system occupy in the C disk,It mainly depends on how you streamline the system,There are a lot of files in the system that are useless to ordinary users,I reduced the system to 897MB,。 You duplicate it twice, and the second time overwrites the first pass, just like a system recovery.

After the first copy is completed during installation, it will be restarted, and after the restart, you need to select "Start from hard disk", and it will not be copied, otherwise it will be copied again.

Keep the running space of the C drive to the left and right, put the virtual memory to other disks, and change the system "environment variables" and IE temporary files to other disks.

If your hard drive is 80g, it will be 15g, if it is 160g, it will be 20g, and if it is 320g, it will be 25g

It hides the boot file into the hidden partition (two hidden partitions and one visible partition can be created). Chinese graphical interface, simple operation, after starting with a U disk to enter PE, you can also access the Internet ** data, using win2003 core. There are also a lot of practical maintenance tools inside, at present, only can make U disk boot, and does not support the production of hard disk and disc boot.

You don't need to enter a password to enter PE.

3. Set the first boot of BIOS to the boot of USB flash drive. The main version has different settings in different ways, you can check the motherboard manual, or you can find it online.

4. Enter the PE system after booting with a USB flash drive, there is an icon of "Backup and Restore" on the desktop, click on it, find the system backup file (GHO file) and install it.