Manual installation on PowerPoint for Windows
Get our free calculator add-in to see how easy it is to add new custom features to PowerPoint for Windows.
Manual Installation instructions
1. Download the calculator add-in and save it anywhere on your computer
2. Copy/Paste this location: %appdata%\Microsoft\AddIns into the File Explorer address bar and press enter:
3. Open Windows File Explorer, locate and select the downloaded ppam file and press ctrl+x
4. Paste the ppam file to the above folder by pressing ctrl+v
5. Open PowerPoint
6. Click File / Options / Add-ins
7. At the bottom of the window in the Manage drop down, select PowerPoint Add-ins and then click Go
8. In the Add-ins window that opens, click Add New…
9. In the file browser, select the BrightCarbonCalculator.ppam file
10. Click OK, followed by Close
Using the Calculator
Once installed, you’ll see a new BrightCarbon tab in the PowerPoint ribbon.
Click the tab and then click the Calculator button.
![](https://www.brightcarbon.com/wp/wp-content/uploads/2012/05/Resources-PowerPoint-toolkit-Unique-Page-Illustration-516x300-c-default.png)
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Tell me more!Email doesn’t do justice to how thrilled I am with this work - it’s beyond all expectations so a huge, huge, thanks!!!
Luke Kershaw SquareTrade
![](https://www.brightcarbon.com/wp/wp-content/uploads/2019/08/presentation-design-testimonial-402x320-c-default.png)