Oneplus Nord N20 (model CPH2459)

[forart.it]

According to XDA device-related section, you have to go GSI:

Introducing /e/OS Generic System Images (GSI)

[development] An /e/OS Generic System Image (GSI) has been a long standing request from /e/OS users. In this article, we’ll share details about the official /e/OS GSI, which will be released soon. We assume that the reader has an average knowledge of technical terms, as there are some peppered across this blog post. It would not be possible to explain all the terms and definitions, though we have attempted to keep the narrative as simple as possible. What is a GSI ? Before we jump headlong …