Tips & Tutorials – How to Update LG Optimus M PRL

What’s the PRL? The PRL is a list of bands and channels in order of preference which the phone uses when it attempts to locate and connect to a cell system, such as when you first turn the phone on. LG Android Phones

This is a guide to update your PRL on LG Optimus M. I’m not the author, but it works on my phone well (tested yesterday). This process seems long but it actually takes less than 1 minute to do once you have everything setup.  LG Phone Problem and Solution

How to Update LG Optimus M PRL Steps:   LG-Optimus info

1. Make sure USB debugging is enabled
2. Download USB driver and install on your computer
3. Download 3020 prl or New Prl 3022 Credit goes to LockLady OR even newer PRL 3023 latest prl 3024
4. Download and install qpst 2.7
qpst 2.7
5. Connect phone to computer
6. Open device manager expand ports and make note of what com port your USB device is on

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7. Open up qpst configuration if com port is not shown select add port and enter com# (# being the one seen @ device manager)

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8. Select service programming (phone must be selected to continue)

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9. On the main menu setting tab click read from phone and will obtain phone info it will ask for ur spc

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10. Spc code can be obtained through cdma workshop or by using checkesnfree.com Get Spc
11. Look for roam tab and there will be an option under preferred roaming to search for new prl locate it and select write it will ask for your spc code again

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Disclaimer: Changing your PRL can build up a lot of roaming data/calls if you use a modified PRL/other carrier PRL if you are not careful. Use another PRL at your own risk. I’m not responsible for bricking your phone. Don’t play around with the settings in QPST unless you know what you are doing.

Source http://androidforums.com/

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