UK O2 Image Compression Bypass (Bypass apn)
**Please note this trick probably only works with O2 Pay monthly customers** **Other customers on O2 Payg / MVNO won't benefit from this trick** If you're on O2 or GiffGaff with a decent mobile device, you might notice sometimes webpages rendered on mobile data looks a bit off / pixelated, especially when the images are being zoomed in. Or sometimes the background gradient colours looked really off. This is likely caused by the image compression proxy that O2 deployed between you and the internet. I have not done an extensive test on this subject, but .jpg and .png files are notoriously heavily compressed when they're being sent through the mobile network. To test if the page quality is affected by the O2 image compression, there are few things you can do: (1) Find a NON-HTTPS site with .jpg images, online albums like imgur should do. (2) CLEAR CACHE of browser, this might involve wiping all app data. Alternatively you can use Chrome inc...