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+# Nvim config
+
+##  Backup plugin version
+
+Because nvim have some breaking changes sometimes. I can not alwaexys use the latest version of plugins.
+
+### Backup
+
+Execute `get_packer_snapshot.sh`. This script will backup all the plugin commit information to a json file.
+
+### Restore
+
+document: https://github.com/wbthomason/packer.nvim#usage 
+
+```
+vim +"PackerSnapshot lock-${version}.json"
+```
+
+
+