As soon as I enter my house, the alarm goes off; there's no time to disable it. Why does this happen?


The settings may have become corrupted on the alarm. Usually these are set in engineer mode on the panel. Consult the manual for the panel to see what codes you have to enter to change the entry time, and also set the zone for the external door as a walk through zone if necessary.

Updated on March 23, 2018

Original Article:

How Do I Fix My Burglar Alarm?  — Top Tips
By Eugene Brennan