After the PSN maintainance on the 17/11/2011, there is now a way to deactivate ALL ps3 and psp systems via the internet.Note that you can only deactivate all via the internet once every 6 months via pc so be careful.
To do this, Go to https://account.sonyentertainmentnet...m/login.actionand Enter your PS3 login details and Click Sign In. Shown in the image below:
You will be presented with the page shown below.
Click on 'Account' at the top which will take you to the page shown below.
Now Click on Media and Devices on the left, which will take you to the page shown below.
Click on the down arrow on 'Game' and Click Deactivate All. You will be presented by a confirmation message explaining you can only do this once every 6 months and you need to reactivate the console(s) you want to play your purchased contect on, as shown below.
Read the message carefully, ( You can only deactivate all devices ONCE every 6 months but you can go on your PS3 and using Account Management and Activate/Deactive unlimited times ) and Click YES.
***All PS3 and PSP/PS Vita devices for Game are now deactivated***
Start your PS3 up and go to Account Management and click on Activation, then Game and active your PS3.
If you remain logged in on the site and you activate your ps3 it will not show, you need to sign out of the qriocity website and then sign back in its advisable to do this as you can name the ps3 you just activated so you know in the future what one is what.
Now you can all enjoy your old account and current accounts that were fully activated!
To Activate/Deactivate from a PS3 follow the steps below:
Sign in to your account via the PlayStation 3 system, On the XMB™ (XrossMediaBar) Menu, go to PlayStation Network > [Sign In].
Go to [Account Management], Highlight [Account Management] and press the X button.
3. Go to [System Activation], Highlight [System Activation] and press the X button.
4. Choose your system, Highlight [PS3™ System] and press the X button.
5. Select your content, Select the type of content you want your PS3 system to use and press the X button.
6. Activate/Deactivate your system, Highlight [Activate System] or [Deactivate System] as required and press the X button.
Your PS3 system is now activated/deactivated. Highlight [OK} and press the X button to complete the process.
Hope this helps someone
Credits : xLew--
To do this, Go to https://account.sonyentertainmentnet...m/login.actionand Enter your PS3 login details and Click Sign In. Shown in the image below:

You will be presented with the page shown below.

Click on 'Account' at the top which will take you to the page shown below.

Now Click on Media and Devices on the left, which will take you to the page shown below.

Click on the down arrow on 'Game' and Click Deactivate All. You will be presented by a confirmation message explaining you can only do this once every 6 months and you need to reactivate the console(s) you want to play your purchased contect on, as shown below.

Read the message carefully, ( You can only deactivate all devices ONCE every 6 months but you can go on your PS3 and using Account Management and Activate/Deactive unlimited times ) and Click YES.
***All PS3 and PSP/PS Vita devices for Game are now deactivated***
Start your PS3 up and go to Account Management and click on Activation, then Game and active your PS3.
If you remain logged in on the site and you activate your ps3 it will not show, you need to sign out of the qriocity website and then sign back in its advisable to do this as you can name the ps3 you just activated so you know in the future what one is what.
Now you can all enjoy your old account and current accounts that were fully activated!
To Activate/Deactivate from a PS3 follow the steps below:
Sign in to your account via the PlayStation 3 system, On the XMB™ (XrossMediaBar) Menu, go to PlayStation Network > [Sign In].

Go to [Account Management], Highlight [Account Management] and press the X button.

3. Go to [System Activation], Highlight [System Activation] and press the X button.

4. Choose your system, Highlight [PS3™ System] and press the X button.

5. Select your content, Select the type of content you want your PS3 system to use and press the X button.

6. Activate/Deactivate your system, Highlight [Activate System] or [Deactivate System] as required and press the X button.

Your PS3 system is now activated/deactivated. Highlight [OK} and press the X button to complete the process.
Hope this helps someone
Credits : xLew--
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