Do this by right-clicking on the Avast icon on your taskbar, located on the lower-right corner of the screen, right beside the system clock.
 Shield Controls.” This will reveal more options.
, This will confirm your decision.
 Repeat steps 1 and 2, and choose “Enable All Shields” to set the virus protection again.
Open Avast 2014.
Click or hover your mouse over “Avast!,
Choose the length of time you want to disable the shield.

,
Click on “Yes”.
Reactive all the shields at the same time.
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