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README.md

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-# X-ray-install
-Easiest way to install & upgrade X-ray.
+# Xray-install
+
+Bash script for installing Xray in operating systems such as CentOS / Debian / OpenSUSE that support systemd.
+
+[Filesystem Hierarchy Standard (FHS)](https://en.wikipedia.org/wiki/Filesystem_Hierarchy_Standard)
+
+```
+installed: /usr/local/bin/xray
+installed: /usr/local/etc/xray/*.json
+
+installed: /usr/local/share/xray/geoip.dat
+installed: /usr/local/share/xray/geosite.dat
+
+installed: /var/log/xray/access.log
+installed: /var/log/xray/error.log
+
+installed: /etc/systemd/system/xray.service
+installed: /etc/systemd/system/xray@.service
+```
+
+## Usage
+
+### Install & Upgrade Xray-core and .dat files
+
+```
+# bash <(curl -L https://raw.githubusercontent.com/XTLS/Xray-install/main/install-release.sh)
+```
+
+### Update geoip.dat and geosite.dat only
+
+```
+# bash <(curl -L https://raw.githubusercontent.com/XTLS/Xray-install/main/install-dat-release.sh)
+```
+
+### Remove Xray, except json and logs
+
+```
+# bash <(curl -L https://raw.githubusercontent.com/XTLS/Xray-install/main/install-release.sh) --remove
+```