How to Fast upgrade iPhone 7 Plus memory on IOS 11

If you want to upgrade your iPhone memory, most people's option is to replace a new large memory iPhone, because the iPhone can't insert a memory card from the outside. So, the only way to increase your iPhone's memory is to replace it with a new one? Absolutely not! Now, Vip Pro Shop Team provides a reliable method, which allows you not to replace your phone but to increase iPhone 7 Plus memory. Just replace the iPhone flash memory!


Take the iPhone 7 Plus 32G upgrade to 256GB as an example


1. Take an iPhone 7 Plus with 32GB, power off it, put it in Phone Repair repair Platform, so you can So that you can do the next steps better.

2. Disassemble iPhone by phone opening tools, take out the motherboard and then use PCB holder to fix it.

3. Set the hot gas gun at the suitable temperature, and then use it to blow and scrape off adhesive around the NAND flash memory. 

Note: before you blow it, attach high temperature tape to the chip around the NAND flash to avoid high temperature damage.


4. Carefully take out the NAND flash, and then scrape off the adhesive residue with Glue Removal knife. Paint some rosin on hot air gun, and use it to clean bonding pad. After that, use PCB Cleaner to clean it again.



5. Copy the data of 32GB Nand flash by WL PCIE Nand test fixture. In this process, you need connect WL PCIE Nand test fixture to computer. When finish copy, take out the 32GB Nand flash from programmer, then put the new one (256GB NAND Flash) on it and start to write in the previous backup data.

This step is very important, once embedded, the system begins to load booting program automatically. Click “write kernal data” and choose previously saved flash memory data and then write data. For iOS 11, you have to  click “PCIE unlock wifi” to unbind WiFi and click “search info” to check flash memory information. After finish it, you can take out the new 256GB NAND flash.

6. Put 256GB Nand flash on the BGA Reballing stencil to reball it, and then clean with PCB Cleaner. Paint some UV Fluxes Oil on bonding pad, and place 256 GB Nand flash in the right place. Then Solder the 256 GB flash memory to the logic board with Hot Air Gun. After the motherboard is cool enough, tear off the tape.

Finally, assemble the iPhone, connect it to computer, and then use iTunes to restore IOS 11. After finish it, power on iPhone, and go to Settings> General > About to check storage capacity. You will see that the memory upgrade was successful, and it is perfectly compatible with the latest version of iOS.




Tips: This upgrade process requires professional skills and experience, non-professionals are not recommended to manipulate this method. If you need more information and professional repair skilled, you want to consult, please check here. We'll give you a free answer.

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