How to remove pdf password without any software in Mac

There are many tools you will find over internet from which you will able to remove the password protection from the PDF files. Most of the users don't want to keep the password protection and forget the password to open the files. And to do this, you will try to download any freeware software or purchase the license.

But to remove the password from PDF files in Mac OS, you no need to download and install or buy any softwares if you follow the below steps. its very straight forward.


1. By default you can open and read the PDF files on your Mac. All you must know is password for first time and one time usage to open the file.
Open the pdf file and enter the password. Once you open file
Goto File --> Export as PDF as shown in the below screen shot.

2. Once you click on export as pdf, it will ask you location and filename to save.

 3. Click on save and then you will find a new PDF file with has no password protected.



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Enable root user in Mac Terminal

By default in Mac, root user will be in disabled state. And hence the bash terminal will not login as root.
Use the below command to enable the root user run Mac and login as root.

1. Open the Terminal and run the below command. First enter the user password and then enter the new password for root user.

bash-3.2$ dsenableroot

username = abc

user password:

root password:

verify root password:

dsenableroot:: ***Successfully enabled root user.

bash-3.2$ su - root

Password:

abc-MBP:~ root# id

uid=0(root) gid=0(wheel) groups=0(wheel),1(daemon),2(kmem),3(sys),4(tty),5(operator),8(procview),9(procmod),12(everyone),20(staff),29(certusers),61(localaccounts),80(admin),701(1),33(_appstore),98(_lpadmin),100(_lpoperator),204(_developer),250(_analyticsusers),395(com.apple.access_ftp),398(com.apple.access_screensharing),399(com.apple.access_ssh)

abc-MBP:~ root#

How to take a screenshot on your MacBook Pro

You can capture your entire screen or just a selected portion of it. The screenshot is automatically saved to your desktop.

How to take a screenshot of your entire screen
Press Shift-Command (⌘)-3.
Find the screenshot as a .png file on your desktop.

How to take a screenshot of a selected portion of your screen
Press Shift-Command-4. The pointer changes to a crosshair.
Move the crosshair to where you want to start the screenshot, then drag to select an area.
While dragging, you can hold Shift, Option, or Space bar to change the way the selection moves.

When you've selected the area you want, release your mouse or trackpad button. To cancel, press the Esc (Escape) key before you release the button.
Find the screenshot as a .png file on your desktop.

How to take a screenshot of a window
Press Shift-Command-4. The pointer changes to a crosshair.
Press the Space bar. The pointer changes to a camera.
Move the camera over a window to highlight it.
Click your mouse or trackpad. To cancel, press the Esc (Escape) key before you click.
Find the screenshot as a .png file on your desktop.
This works with windows in the Finder and most apps.

How to take a screenshot of a menu
Click the menu to reveal its contents.
Press Shift-Command-4. The pointer changes to a crosshair.
Drag to select the menu.
Release your mouse or trackpad button. To cancel, press the Escape (esc) key before you release the button.
Find the screenshot as a .png file on your desktop.
These steps capture the contents of a menu, but not its title:
Click the menu to reveal its contents.
Press Shift-Command-4. The pointer changes to a crosshair.
Press the Space bar. The pointer changes to a camera.
Move the camera over the menu to highlight it.
Click your mouse or trackpad. To cancel, press the Esc (Escape) key before you click.
Find the screenshot as a .png file on your desktop.

How to take a screenshot of the Touch Bar
If you have a Mac with a Touch Bar and macOS Sierra 10.12.2 or later:
Press Shift-Command-6.
Find the screenshot as a .png file on your desktop.