# Nokia 8110 4G EDL package flashing tutorial

2022-01-07: Fixed some syntax issues to make it easier to read

## Scope of application

It can be used to rescue, expand, and restore the original system of Nokia 8110 4G.

Note!!! This tutorial only provides the EDL package for TA-1059, TA-1048 is not applicable until you get the EDL package for this model.

# Manually import Let's Encrypt new root CA for KaiOS devices that have not obtained OTA or have been abandoned for updates

Due to the expiration of Let’s Encrypt SSL’s old root certificate DST Root CA X3 on September 30, 2021, a large number of KaiOS devices are unable to use the service with this certificate deployed (browsing the website will prompt This Connection is Untrusted)

This tutorial will show you how to manually import a new root certificate so that the affected websites can be accessed properly.

This tutorial defaults to you having the required environment and having Wallace Toolbox installed.