ភ្លេចលេខសម្ងាត់កុំព្យូទ័រមែនទេ? How to reset password on computer

#កុំព្យូទ័រភ្លេចលេខសម្ងាត់មែនទេ? How to reset password on computer [window 7,8,8.1,10]
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