There are several options. Some people find it on dedicated light novel websites. Another possibility is to check out some fan forums where links to the novel might be shared. But be careful to use legal and trusted sources.
In the context of 'overlord translation web novel', 'Overlord' is likely the title of a web novel. It might be a story about a powerful being, perhaps an overlord - a dominant or ruling figure in a fictional world created in the novel.
It's extremely dangerous. Such free online reading sources are not regulated. They could expose your device to viruses, spyware, or phishing attacks. Moreover, by using these illegal sources, you are also contributing to the piracy problem which is unfair to the authors and publishers of the 'Overlord' light novel.
Honestly, it's hard to say exactly where it was hosted. It could be on major web novel hubs or specialized fantasy-themed platforms. Different versions or translations might be found on different sites.
The status of the Overlord web novel as canon is a bit ambiguous. Some elements might align closely with official lore, but there could be nuances that make it not strictly 100% canon across all platforms.
The Overlord anime is based on a light novel which has its roots in a web novel. The story was initially created as a web novel by Kugane Maruyama. Later, it was adapted into a light novel, and from there, it was made into an anime. The anime adaptation tries to stay true to the story and characters as presented in the light novel, which in turn was based on the creativity of the web novel. This has made it a hit among fans who enjoy the fantasy genre with its unique take on an isekai (another world) concept.
There were currently no legal channels for online viewing of Overlord's foreign novels. Due to copyright issues, they could not be viewed on public copyright platforms (such as iQiyi, Youku, etc.).
It is recommended that you go to your local library, bookstore, or online bookstore to find a physical or e-book or watch a streaming version of the novel through streaming platforms such as Amazon Prime Video or Twitter.
In addition, he could also try to use online literature services (such as Qidian Chinese Network, Xiaoxiang Academy, etc.) to read online. However, please note that these services usually charge a certain fee and may have copyright issues.