From 93cf1059022e2b3ba1b91a17ee17e5b3d0bdabb8 Mon Sep 17 00:00:00 2001
From: lss0208 <382715246@qq.com>
Date: Tue, 21 Mar 2023 13:15:01 +0800
Subject: [PATCH] update README.md

---
 README.md | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index d4efb18..30d92e6 100644
--- a/README.md
+++ b/README.md
@@ -9,14 +9,24 @@ PyQuafu is developed for the users of [Quafu](http://quafu.baqis.ac.cn/) to cons
 
 ## Installation
 
+You can directly install via PyPI,
+
 ```
 pip install pyquafu 
 ```
+ 
+or build from source
+
+```
+pip install -r requirements.txt
+python setup.py install
+```
 
 ## Document
 Please see the website [docs](https://scq-cloud.github.io/).
 
-
+## Note
+If you are using an Apple silicon Mac and meet the error "illegal hardware instruction", please confirm whether you have updated to the arm64 version of Anaconda (see https://github.com/abess-team/abess/issues/310).
 
 ## Examples