How do I soft reset my Microsoft Lumia 640?

Press and hold down the Volume Down + Power buttons together at the same time for about 10 seconds until the phone vibrates and reboots.

How do I reset my protection key?

Here’s what you can do:

Go to
Next to the phone you no longer own, select Remove phone.
Select the I’m ready to remove my phone check box, note the recovery key, and then select Remove.

What is the difference between hard and soft reset?

My understanding of these terms: soft reset happens when you power down the phone and then restarting. Hard reset is a factory reset. It us when you erase all of the information you have put in it and returning it (hopefully ) to the state it was when new.

What is the difference between hard and soft reboot?

Reboots can be either cold (alternatively known as hard), in which the power to the system is physically turned off and back on again causing an initial boot of the machine, or warm (or soft) in which the system restarts without the need to interrupt the power. …

What does a soft reboot do?

A soft reset is a restart of a device, such as a smartphone, tablet, laptop or personal computer (PC). The action closes applications and clears any data in RAM (random access memory). Unsaved data in current use may be lost but data stored on the hard drive, applications and settings are not affected.

What should I do to unlock my Microsoft Lumia 640?

Insert the non accepted sim card and power on

Enter SIM card PIN if it ask for

The phone will prompt for PIN unlock code

Type the PIN code (10 times,even every time you will get message wrong pin ) and confirm The code should be entered until you are asked for the

Now enter the unlock code which you have received from us

Your phone is now unlocked

Does the Lumia 640 phone get very warm or hot?

Occasionally it gets hot. You are asking for too much power: It is possible that the Microsoft Lumia 640 will overheat when you have been playing energy-hungry video games for a while or if you are exercising an activity that usually requires a large amount of electric power.

What is the SAR of Microsoft Lumia 640?

SAR ( Specific Absorption Rate ) values of Microsoft Lumia 640 are as follows: American measurement on head: 0.810 W/Kg, on body: 0.160 W/Kg The FCC limit is 1.6 W/kg measured in a volume of 1 gram of tissue

What are the specs for a Lumia 640?

The Lumia 640 comes with specs similar to the Lumia 730 which was announced back in 2014. The new Lumia 640 comes with 5 inch HD display and is powered by Qualcomm Snapdragon 400 Quad Core processor with 1GB RAM and 8GB internal storage. It also comes with a 8MP rear camera and a 1MP front facing camera.

How do I soft reset my Microsoft Lumia 640?