How to Unlock Sony Ericsson W20i with Setool Box
If you have a Sony Ericsson W20i phone that is locked to a network provider, you might want to unlock it to use it with any SIM card of your choice. One of the tools that can help you do that is Setool Box, a software that can flash and unlock Sony Ericsson phones.
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Setool Box is not a free tool, however. You need to buy credits to use it for unlocking purposes. The amount of credits required depends on the phone model and the security level. For example, unlocking a W20i phone with Setool Box costs 3 credits.
In this article, we will show you how to unlock your W20i phone with Setool Box in a few simple steps. Before you proceed, make sure you have the following:
A Setool Box dongle with enough credits
A USB cable compatible with your W20i phone
The latest version of Setool Box software installed on your computer
The drivers for your W20i phone installed on your computer
A backup of your phone data, as unlocking may erase it
Once you have everything ready, follow these steps to unlock your W20i phone with Setool Box:
Turn off your W20i phone and remove the SIM card and the battery.
Connect the Setool Box dongle to your computer and launch the Setool Box software.
Select \"SonyEricsson\" from the \"Phone Type\" dropdown menu.
Select \"DB3350\" from the \"Platform\" dropdown menu.
Select \"W20\" from the \"Model\" dropdown menu.
Check the \"Signed Mode\" and \"Use Server\" boxes.
Click on the \"Settings\" tab and make sure the \"CFG\" value is set to 100011000000.
Click on the \"Unlock/Repair\" tab and click on the \"Unlock by CSCA\" button.
Insert the USB cable into your W20i phone while holding down the \"C\" button on the keypad.
The software will detect your phone and start the unlocking process. Wait until it finishes and shows a message like \"Unlock DONE\".
Disconnect your phone from the USB cable and reinsert the battery and the SIM card.
Turn on your phone and check if it is unlocked by trying a different SIM card.
Congratulations! You have successfully unlocked your W20i phone with Setool Box. You can now enjoy using it with any network provider you want.
Unlocked phone disadvantages
While unlocked phones have many advantages, they also come with some drawbacks that you should consider before buying one. Here are some of the main disadvantages of unlocked phones:
Compatibility issues: Not all unlocked phones work with all networks. You need to check if your phone supports the frequency bands and network technologies of the carrier you want to use. For example, some unlocked phones may not work with CDMA networks like Verizon or Sprint. Some phones may also not support 4G LTE or 5G on certain carriers. You can use online tools like WillMyPhoneWork to check the compatibility of your phone with different networks.
No carrier subsidies: Unlocked phones are usually more expensive upfront than locked phones because you don't get any carrier subsidies or discounts. Carriers often offer lower prices for locked phones in exchange for signing a contract or paying monthly installments. Unlocked phones don't have these options, so you have to pay the full retail price upfront or find a financing plan from a third-party provider.
No carrier support: Unlocked phones don't come with any carrier support or warranty. This means that if you have any issues with your phone, you can't rely on your carrier to help you fix them or replace your device. You have to contact the manufacturer or the seller of your phone for any technical support or repairs. You may also have to pay extra for shipping or service fees.
No carrier features: Unlocked phones may not have access to some carrier-specific features or services that locked phones do. For example, some carriers offer Wi-Fi calling, visual voicemail, HD voice, or video calling on their network. These features may not work on unlocked phones or may require additional settings or apps. You may also miss out on some carrier-exclusive apps or promotions that locked phones get.
Unlocked phones offer many benefits for users who value freedom and flexibility over convenience and affordability. However, they also have some drawbacks that you should be aware of before buying one. Ultimately, the choice between an unlocked phone and a locked phone depends on your personal preferences, budget, and needs. 29c81ba772