What if you don't have a USB flash drive and won't get into the PE reinstallation system, but you want to upgrade the computer's 32-bit system directly to 64-bit? This is a question from a user's private message editor.
Not to mention, there is really a way to directly upgrade a 32-bit system to a 64-bit system, and there is no need for a USB flash drive in the process. If you're interested in that, read on!
Before proceeding, we open [This computer] and make sure that the next system disk space is greater than 50%, what does it mean? For example, Xiaobian's C disk is 60GB in size, so the remaining available space must be more than 30GB. The purpose of this is to ensure that the upgrade can be completed smoothly, otherwise it is prone to errors.
Step 1: Download two system images, 32-bit and 64-bit. You can go to the MSDN website to download, click [Operating System] in the left column to select the system download.
Step 2: After the download is complete, open the folder and select Mirror, click the right mouse button and select [Mount]. After mounting we will see two drives in the interface of this computer, and we will remember the drive letters corresponding to the two images.
Step 3: Open the Task Manager, click [File] - [Run New Task] in the upper left corner, enter [CMD] in the pop-up window, check [Create this task with system administrator privileges], and click [OK].
Step 4: Then enter the disk symbol of the 32-bit system DVD drive in the window: /SETUP. EXE+SPACE+/INSTALLFROM: 64-bit system DVD drive disk symbol: \SOURCES\INSTSLL. WIM, enter runs. You can refer to the following figure:
Step 5: After running, wait for the installer to start, click the operation according to the prompts to complete the installation, this process is the same as our normal installation system operation.
Step 6: After entering the new system, we can open the system properties, at which point you will be pleasantly surprised to find that the system type has changed to a 64-bit operating system