Default CWM - impossible install it.

Hi,
I had no problem to install the CWM on old virmware 4.2.2.

Now, after upgrade to KitKat the old instruction for install the recovery no longer work.
There is a new procedure to install the recovery?

Thanks.
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Samsung S4 I9505 black

... ma ho sempre gli HTC nel cuore ...
... but I have always the HTC in my heart ...

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