diff --git a/README.md b/README.md
index 14fc01b41..f3f872631 100644
--- a/README.md
+++ b/README.md
@@ -159,6 +159,12 @@ Or use the install script (macOS / Linux):
 curl -fsSL https://raw.githubusercontent.com/ZSeven-W/openpencil/main/scripts/install-op.sh | bash
 ```
 
+Windows PowerShell:
+
+```powershell
+irm https://raw.githubusercontent.com/ZSeven-W/openpencil/main/scripts/install-op.ps1 | iex
+```
+
 ## Cloning (with submodules)
 
 ```bash
@@ -278,12 +284,20 @@ docker build --target full -t openpencil-full .
 
 ## CLI — `op`
 
-Install via Homebrew and control the design tool from your terminal:
+Install via Homebrew or the install script, then control the design tool from your terminal:
 
 ```bash
 brew install zseven-w/openpencil/op
 ```
 
+```bash
+curl -fsSL https://raw.githubusercontent.com/ZSeven-W/openpencil/main/scripts/install-op.sh | bash
+```
+
+```powershell
+irm https://raw.githubusercontent.com/ZSeven-W/openpencil/main/scripts/install-op.ps1 | iex
+```
+
 ```bash
 op start                     # Launch desktop app
 op design @landing.txt       # Batch design from file