Update readme.md

And96 · web-flow · commit b2462261c393 · 2021-01-08T22:18:19.000+01:00
diff --git a/README.md b/README.md
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-# Lithium-Ebook-Highlighted-Text-Extractor
-Extract highlighted text from exported files from Lithium (Ebook Reader App)
+# Lithium Text Extractor
+Simple web interface to extract highlighted text from exported ebook data from Lithium.
 
-**Status:** WIP
+### What is Lithium?
+"Lithium: EPUB Reader" is an Ebook Reader for Android devices.
+It's available on PlayStore https://play.google.com/store/apps/details?id=com.faultexception.reader
 
-**Demo:** https://and96.github.io/Lithium-Ebook-Highlighted-Text-Extractor/
+### How to export data from Lithium?
+1. Open Lithium app on Android
+2. Long press on ebook title
+3. Tap on "options" icon in the corner then "Export data"
+4. Select "Highlights & notes" and "HTML file"
+5. Export and save the file in a directory
+
+### How to extract highlighted text?
+1. Go to https://and96.github.io/Lithium-Ebook-Highlighted-Text-Extractor/
+2. Select file
+3. Select a color (OPTIONAL)
+4. Press "Process"
+
+# Development
+It's written in Javascript and uses Bootstrap v5 components as Frontend. 
+Extraction is made with Regular Expressions.
+Everything is parsed in the Browser (Client side, no backend or other software required).
+
+### Status
+Work in progress
