soero
1 Copper

forgot the password authentication system for E5510

Good afternoon

I am Surono from Indonesia, please help.
I forgot the password authentication system I've tried 3 times always fails and immediately shutdown.

as for my Dell Latitude E5510 specifications
<Service Tag removed>

<Express service code removed>

please help because this laptop is used for my son's school
I hope to be helped ... Thank you

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