How To Change File Extension In Windows 8.1

How can I quickly rename a bunch of files at one time? Of course, yous can right-click each file and rename it one by i. Just this could be really painful and time-consuming if you need to rename hundreds of files. In this tutorial nosotros'll testify you lot 2 quick ways to batch rename multiple files in Windows 10, without using third-party software.

Method ane: Batch Rename Multiple Files in File Explorer

Just put all the files which you lot would like to rename, in a single folder (if they are scattered). Follow these steps and y'all tin can quickly rename all files at once in File Explorer:

Open up File Explorer in Windows 10 and scan to the folder where the files you need to rename.
Press Ctrl +A to select all your target files. In one case all the files are selected, correct-click on the offset file and select Rename from the context menu (you tin can too press F2 to rename the file).
You'll notice only the file name itself is highlighted, not the extension. If you lot want to rename the full name including extension, press Ctrl + A to select all. Now blazon a new file name and press Enter.
It will rename the rest of the files based on the outset filename, and add the sequential number to the cease of each file.

multiple-files-renamed-at-once

If you don't like the new name, y'all can undo the renaming and get the former name back, but you have to deed now. But correct-click an empty area of File Explorer, and choose "Undo Rename" from the context carte.

Method 2: Batch Rename Multiple Files Using Command Prompt

Some other fast way of batch renaming multiple files is using Control Prompt. This method is extremely easy especially if you lot desire to alter extensions of multiple files at one time. You lot could follow these steps:

Open File Explorer and browse to the folder where y'all want to change the name of files.
Agree down Shift on your keyboard, right-click an empty area in that folder, then choose "Open command window here" from the context menu.

Notation: In Windows x Creators Update, the "Open control window here" option is removed and you tin can restore it by following this tutorial.
When the Control Prompt window pops up, yous can use the ren command to batch rename multiple files at one time. For example, you have a bunch of .html files that you want to turn into .htm files. You could use the following command along with the * wildcard:
ren *.html *.htm
Just a while all your files are going to be converted from one extension to another. That'due south information technology!