How to Compare or Merge Registry files on Windows 11/10 using Regdiff

Download PC Repair Tool to speedily find & prepare Windows errors automatically

Practise you deal with .reg files a lot? While registry editor is the ultimate place to change your estimator's settings and employ all those fancy fixes. Reg files are also no less; they tin be exported from the registry editor and later can be merged again into Windows Registry. They make information technology possible to export or backup registry or parts of the registry. The tool that we are talking almost in this mail is calledRegdiff, and it is a neat tool that lets you compare, sort, merge and manage your reg files in a lot of ways.

Compare or Merge Registry files using Regdiff

Compare

The tool is free, open source and hands available. You tin can download it as an executable – or fork the entire source lawmaking and so that you can incorporate information technology into your existing projection. The main characteristic of the tool is that it lets yous compare two reg files. Similar a code diff, the tool would accept in two registry files and compare them.

Merely you must wonder how it is dissimilar from whatsoever other code diff calculator? The difference is, Regdiff first reads both the files and them compares them at a logical level and not line by line. So even if both your files have a different ordering of same content, Regdiff will not prove it in the diff.

The tool does not have a GUI and completely runs from the control line. To compare 2 files all you demand to exercise is copy both the reg files and Regdiff inside i folder. At present open an elevated CMD window and execute the following command to compare both the files:

regdiff.exe first_file_name.reg second_file_name.reg

The tool will first read and parse both the files and and then compare and display the results to you. It works fast fifty-fifty for complete registry backups. Once the diff is displayed, y'all tin can hands find out what setting has changed. Or what were the overall changes fabricated to the registry since your last fill-in?

Yous can also directly compare the electric current Windows Registry with a reg file by using the aforementioned command. Where instead of a filename, you can give the relative address of the registry folder.

regdiff.exe HKEY_LOCAL_MACHINE\SOFTWARE hklm_software.reg

Merge

Other than that, Regdiff supports enough of options. The virtually important of them is the Merge pick. Yous tin can use this control to merge two registry files or merge existing registry to a file and a lot more. Few examples of merge command are:

Merge two reg files:

regdiff.exe HKEY_LOCAL_MACHINE\SOFTWARE hklm_software.reg /merge merged.reg

Export existing registry:

regdiff.exe HKEY_LOCAL_MACHINE\SOFTWARE /merge hklm_software.reg

Create a sorted reg file from existing reg file:

regdiff.exe example.reg /merge sorted_example.reg

No Empty Keys

The other almost important pick that tin can be used is no-empty-keys. This would assist you lot declutter your reg files by completely removing empty keys which are not required at all. Simply add /no-empty-keys before any command to remove all empty keys encountered.

Registry Option

The /registry option volition let you compare or merge with the current registry values on the local car. Using this option would practically eliminate the need to use the export pick from Registry Editor to create reg files. As now you can straight fetch values from the registry.

There are a lot of other options bachelor, each capable of doing something or the other. You can read more than about all these options on the tool's download page. The complete documentation is bachelor regarding these options and their usability.

Regdiff is a bully tool if you bargain with registry files a lot. The only problem a few users might confront is that there is no GUI. The tool runs entirely from the command line and too shows output in the last window itself. Other than that, this is the perfect tool to compare, merge and do a lot more with reg files.

Lavish loves to follow upwardly on the latest happenings in technology. He loves to endeavour out new Windows-based software and gadgets and is currently learning Coffee. He loves to develop new software for Windows. Creating a System Restore Point offset earlier installing a new software is always recommended, he feels.