In Windows, you can increase the list of recently used documents in start menu. By default Windows display the shortcuts of last fifteen programs on recent documents list in start menu but you can increase this value with your required input value. This tip is very useful for all new computer users because they can easily access their required documents from last visited documents history. This trick will work in nearly all of the windows versions (2000 and above).
Follow the given steps for configuration to increase the list of recently opened documents:
To edit the computer registry, first you should log onto your computer with administrative rights.
Click Start button and type regedit in Run option then press Enter for next.
Go to HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Policies
Now in left side panel, click right to create a new Key value with the name Explorer under “Policies” area.
Go to [HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer
Now in right side panel, click right to create a new DWORD value with the name MaxRecentDocs and then set values with your required input value.
In this case, we are trying to set input value to 30 and press Ok button.
But next time, if you want to disable this functionality then simply change the value of data box to 15 or delete the MaxRecentDocs DWORD item.
Now close the registry editor and restart your computer after any changes to go into effect.