Installation and Usage Guide of DeepSeek Add-in in Excel

1. Introduction to plugins

DEEPSEEK plug-in is an intelligent tool designed for Excel, providing the following functions:
✅ Data in-depth analysis (clustering/predictive modeling)
✅ Automated data cleaning
✅ Natural language generation formula
✅ AI-assisted data visualization
✅ Unstructured data processing (text/image parsing)

2. Installation steps

Method 1: Install through the App Store

1. Open Excel → click the [Insert] tab

2. Select [Get Add-ons] → Enter "DeepSeek" in the search bar

3. Find the official plug-in → Click the [Add] button

4. Accept the license agreement (installation takes about 1-2 minutes)

Method 2: Manual Installation

1. Visit DeepSeek official website to download.xlamdocument

2. Open [File] → [Options] → [Add-ins] in Excel

3. Select [Excel Add-in] at the bottom → Click [Go]

4. In the dialog box, click [Browse] → Select the downloaded .xlam file

5. Check the box in front of the add-in → click [OK]

Note: You may need to enable macros for the first time (File → Options → Trust Center → Enable all macros)

3. Core Function Demonstration

1. Intelligent formula generation

1. Select the target cell → Click the [DeepSeek] tab

2. Click the [AI Formula] button

3. Input requirement: "Calculate the moving average of sales in the past 30 days"

4. Automatically generate formula:=AVERAGE(OFFSET(B2,0,0,-30))

2. Data Insights

1. Select the data area → Click [Data Insights]

2. Enter the analysis objective: "Identify abnormal transaction records"

3. Automatically generated:

• Abnormal data is highlighted

• Statistical report (including Z-Score analysis)

• Recommended treatment plan

3. Automated cleaning

1. Click [Data Cleaning] → Select the data range

2. Check the processing options:

• Remove duplicate values ​​✔️

• Standardize date formats ✔️

• Fill missing values ​​(linear interpolation) ✔️

• Automatically generate cleaning log after execution

4. Advanced Features

Functional modules	shortcut key	Typical application scenarios
Predictive Modeling	Ctrl+Shift+M	Sales trend forecast
Text Mining	Ctrl+Shift+T	Customer Review Sentiment Analysis
Image Recognition	Ctrl+Shift+I	Scan table image to Excel
Custom templates	Ctrl+Shift+C	Creating a Replication Analysis Template

5. Common Problem Solving

❌ Problem: Plugin menu not showing
✅ Solution:

1. File → Options → Add-ins

2. Make sure the "DEEPSEEK Add-in" is activated

3. Restart Excel if necessary

❌ Problem: Slow data processing
✅ Optimization suggestions:

1. Use [Performance] → [Enable GPU acceleration]

2. Avoid full column selection when setting data range

3. Use [Block Processing] for data with more than 1 million rows

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Tip : It is recommended to obtain the latest AI model regularly through [Check Updates]. This plug-in supports linkage with DeepSeek API to achieve real-time data update (API key configuration is required).