how to navigate to a folder in cmd windows 10

The cd command can be used to change into a subdirectory,

cd subdirectory_name						-> To go one level into subdir
cd subdirectory_name/subsubdirectory_name	-> To go two levels into subdir

move back into the parent directory,

cd ..\       -> To go back one level
cd ..\..\    -> To go back two levels

move to previos directory,

cd -

move all the way back to the root directory or move to any
given directory

cd C:/Give_Path_to_directory

Just use "open [path_to_dir]" in Unix or "start [path_to_dir]" in Windows as:
open .	#Open current directdory in Unix
start . #Open current directory in Windows