Unzip the archive within the app, then save the extracted .nds file back to your device storage. Method 3: Online 7z to NDS Converters (No Installation)
This will extract the contents to the current folder. This method is highly efficient for scripting or batch processing large numbers of archives, though not necessary for the average user. 7z to nds converter
The Ultimate Guide to 7z to NDS Converters: How to Extract and Play Your Nintendo DS ROMs Unzip the archive within the app, then save the extracted
You might find a website promising "Online 7z to NDS Converter." Here is why: Unzip the archive within the app
Thus, a true “converter” would have to: