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My iPhone 6 plus is facing the famous touch disease, most probably because it is bent. I found a few sellers on AliExpress selling cheap touch ic which I am going to tell a repair shop to fix inside. I am ok with experimenting and losing my iPhone. But can introducing such a part have any disastrous effects except losing the iPhone like exploding etc. just want to make sure. For example- https://www.aliexpress.com/item/2pcs-bla…
If a repair shop can fix a “touch disease” issue, it won’t ask you to purchase the relevant IC, whoever can do the job will have it in stock, will grab one from a donor board or simply reball the original one, I wouldn’t bother about the purchase. Touch disease requires some bridging, usually the IC itself is not bad. However, if you really want to purchase one, replacement ICs sold by vendors are usually reliable.