69 Security

Security

Protecting your SIM card with a PIN

Add another layer of security for your phone by assigning a PIN (personal identification number).

Make sure you have the default SIM PIN provided by your mobile operator before continuing.

1.On the Start screen, tap the Phone tile.

2.Tap ... , and then tap call settings.

3.Tap the SIM security On/Off switch.

4.Enter the default SIM card PIN, and then tap enter.

5.To change the SIM card PIN, tap Change SIM PIN.

Emergency calls can be placed at any time without requiring a PIN. See “Making an emergency call” in the Phone calls chapter for more details.

Restoring a SIM card that has been locked out

If you enter the wrong PIN more times than the maximum number of attempts allowed, your SIM card will become “PUK-locked.” You need a PUK code to restore access to the phone. This code may have been provided by your mobile operator when you received your SIM card.

1.On the Phone dialer screen, enter the PUK code, and then tap enter.

2.Enter the new PIN you want to use, and then tap enter.

3.Enter the new PIN again, and then tap enter.

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HTC HD7 manual Security, Protecting your SIM card with a PIN, Restoring a SIM card that has been locked out
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HD7 specifications

The HTC HD7, launched in November 2010, was one of the first smartphones to run on Microsoft's Windows Phone 7 operating system. This device marked HTC's commitment to Windows-based devices and showcased cutting-edge technology of its time.

One of the standout features of the HTC HD7 was its impressive 4.3-inch Super LCD display. The screen boasted a resolution of 480 x 800 pixels, providing vibrant colors and sharp images, making it an excellent choice for media consumption. The large display also enhanced the user experience, particularly when navigating the unique tile-based interface of Windows Phone 7.

Under the hood, the HTC HD7 was powered by a Qualcomm Snapdragon S2 processor clocked at 1 GHz, coupled with 576 MB of RAM. While this may seem modest by today’s standards, it offered smooth performance for various applications and multitasking capabilities for its time. The device came with 16 GB of internal storage, which provided ample space for apps, music, and videos, although it lacked expandable storage options through microSD.

In terms of camera technology, the HTC HD7 featured a 5-megapixel rear camera equipped with autofocus and LED flash capabilities. This allowed for decent photography, and users could also capture video in 720p HD. The front-facing camera, however, was notably absent, which was a common limitation in many smartphones of that era.

The device was powered by a 1230 mAh battery, offering decent battery life that varied based on usage patterns. HTC also included its Sense UI on top of the Windows Phone platform, providing customizable live tiles and a level of personalization that enhanced the user experience.

Connectivity options included 3G, Wi-Fi, Bluetooth 2.1, and GPS. With these features, users could stay connected and navigate effortlessly.

The HTC HD7 also introduced a variety of multimedia capabilities. It supported a range of audio and video formats, making it suitable for entertainment on the go. With the integration of Xbox Live games and the Zune music service, users could access a wide array of media content.

Overall, the HTC HD7 was a pioneering device that captured the essence of early smartphone technology, combining design, functionality, and multimedia features within a single versatile package. It paved the way for future Windows Phone devices and contributed to HTC's legacy in the smartphone market.
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