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Courses/Office Productivity/MS Excel

Disaster-Proofing Excel Spreadsheets

Defend your vital data and minimize disruptions: master Excel recovery, protection, and automation techniques to ensure your spreadsheets are resilient against unexpected errors and loss.

Created byDavid Ringstrom
4.3
(4 reviews)
IntermediateUpdated Oct 23, 2025
Disaster-Proofing Excel Spreadsheets

What You'll Learn

check_circleImplement robust backup strategies for Excel files.
check_circleProtect Excel workbooks and worksheets effectively.
check_circleRepair damaged Excel files with built-in tools.
check_circleUtilize Power Query for data cleansing and protection.

About This Course

Excel spreadsheets are powerful tools, but they're vulnerable to data loss and corruption. In "Disaster-Proofing Excel Spreadsheets," you'll discover essential techniques to safeguard your crucial data and ensure your workbooks remain robust and reliable. This course goes beyond basic saving, equipping you with advanced strategies to prevent, repair, and recover from spreadsheet disasters.

Key topics include:

  • Recovery and Backup Essentials: Learn to configure AutoRecover for local files, leverage the "Always Create Backup" feature for critical workbooks, and utilize AutoSave with versioning for cloud-saved files. We'll also cover crucial methods for managing and deleting temporary files that can impact Excel's stability.

  • Workbook and Worksheet Protection: Master the art of selective cell locking, worksheet protection with password options, and workbook structure protection to prevent unauthorized changes and maintain data integrity. You'll also learn to password protect entire workbooks for enhanced security.

  • Repairing Excel Workbooks: Explore Excel for Windows' hidden "Open and Repair" function to fix corrupted files and discover how to check performance to optimize workbook efficiency. We'll also provide alternative recovery strategies for damaged workbooks.

  • Interactive Tools and External Data: Understand how to use Scenario Manager for version control and "what-if" analysis, acting as a mini-backup for critical inputs. Finally, delve into Power Query, a transformative tool for automating data imports, cleaning repetitive reports, and protecting imported data from accidental modification.

By the end of this course, you'll possess a comprehensive set of skills to proactively protect your Excel files, recover from unexpected issues, and build more resilient spreadsheets that stand the test of time.

Your Instructor

David Ringstrom
David Ringstrom

CPA, Author, Professional Excel Spreadsheet Trainer and Consultant

menu_book44 courses
star1,099 reviews

David H. Ringstrom, CPA, is the author of Microsoft 365 Excel for Dummies, and a nationally recognized instructor who has taught over 2,500 live webinars. His Excel courses are based on over 30 years of consulting and teaching experience. David’s catchphrase is “Either you work Excel, or it works you,” so he focuses on what he sees users don’t, but should know about Microsoft Excel. His goal is to empower you to use Excel more effectively. David has authored or co-authored 10 books, including Exploring Microsoft Excel's Hidden Treasures, QuickBooks Online for Dummies, and Idiot's Guide to Introductory Accounting.

Credit Information

Do these courses count toward my professional development requirements?

This portal is provided as a training and development resource for City of Markham employees. Every course is delivered by a qualified subject matter expert or learning organization, is quantifiable in hours, and is verifiable — you receive a documented certificate of completion for every course you finish, stored on LearnFormula indefinitely.

If you hold a professional designation (for example in engineering, accounting, human resources, or law), courses may be counted as professionally relevant, verifiable learning activities toward your continuing professional development. Individual practitioners are responsible for confirming that an activity meets the requirements of their professional body. For questions about the City of Markham's training and development policies, please speak with your people leader or Human Resources.

What Students Are Saying

4.3
Student's Choice
4 reviews

Frequently Asked Questions

We are a registered provider with 327+ associations and regulatory bodies worldwide. We operate across 29 global markets including Canada, the US, Australia, and the UK. Every course page clearly displays its specific accreditations. Upon completion, you receive a professional certificate that can be validated online. Our certificates include all necessary accreditation details, credit hours, and completion dates, and are formatted specifically to meet the submission requirements of most global regulatory bodies.