

Go to Language → N → Normal Text and disable syntax highlighting, especially if you’re opening a large file.ĭisabling clickable links is another useful action that you can take to prevent or reduce slow document loading issues. Syntax highlighting is another frequent source of slow Notepad++ performance.

Click on the Installed tab and remove the respective plugins.Click on the Plugins Menu → select Plugins Admin.This is because they usually slow down Notepad++.

If you decide to use this method, it’s a good idea to disable all the plugins that analyze and scan the text. You may experience lag issues and your device may need a few extra seconds to run the tasks you required. Keep in mind this may affect your computer performance.

Here are some Notepad++ alternatives for opening large files: Hex or disk editors are excellent choices as they only use a small frame of the file. Ideally, you should use a tool that does not read the whole file into memory. If you need to open large files, you need to use a different program. Only systems that come equipped with 16GB of RAM and more can properly run that task but the OS may often deny it, as explained above. Opening a 2GB file in Notepad++ requires 8GB of memory. When your operating system receives the memory allocation request from Notepad++, it may deny it in order to preserve system resources. In order to provide rich text viewing, alongside code folding, syntax highlighting, and more, Notepad++ requires four times more memory than the file size.įor example, if you want to open a 300MB file, the program will use around 1,200MB of memory. This limitation is due to Scintilla – the main engine behind Notepad++. The tool will simply display an error message informing you the file is too large to be opened. Notepad++ cannot open files that are larger than 2GB. What is The Max FileSize Notepad ++ Can Open?
