Clean Imported CSV Data in Excel: Fix 7 Common Problems
Clean imported CSV data in Excel by fixing shifted columns, dates, numbers, hidden spaces, duplicates, garbled characters, and blanks with reliable import and cleanup steps.
Find step-by-step solutions for your spreadsheet problems. All guides are beginner-friendly with clear instructions.
View all guidesClean imported CSV data in Excel by fixing shifted columns, dates, numbers, hidden spaces, duplicates, garbled characters, and blanks with reliable import and cleanup steps.
Remove leading, trailing, double, non-breaking, and hidden spaces in Excel with TRIM, CLEAN, SUBSTITUTE, Find and Replace, and lookup-safe helper columns.
Convert numbers stored as text in Excel with error checking, Text to Columns, Paste Special, VALUE, NUMBERVALUE, and cleanup formulas.
Fix Excel #SPILL errors by finding blocked spill ranges, merged cells, table limitations, oversized arrays, and dynamic array formula mistakes.
Fix Excel formulas that are not calculating, updating, or showing results by checking calculation mode, text formatting, references, circular formulas, and hidden data issues.
Fix XLOOKUP when it returns #N/A, #VALUE!, #SPILL!, the wrong result, or stops working after you copy the formula.
Compare Excel FILTER and VLOOKUP, learn when to return matching rows versus one lookup value, and choose the right formula for reports, lists, and legacy workbooks.
Learn how to use IF with AND and OR in Excel, including multiple conditions, combined AND/OR logic, practical examples, and common formula mistakes.
Compare SUMIF vs SUMIFS in Excel with examples. Learn when to use one condition, multiple criteria, date ranges, wildcards, and the right argument order.
Learn practical ways to compare two columns in Excel, find matches, find missing values, highlight differences, and return related data with COUNTIF, XLOOKUP, and FILTER.
Learn the difference between COUNTIF and COUNTIFS in Excel, when to use each function, how criteria pairs work, and how to fix common counting mistakes.
Learn how to find duplicates in Excel with Conditional Formatting, COUNTIF, COUNTIFS, helper columns, filters, and review workflows before removing duplicate rows.
Learn how to use VLOOKUP across worksheets in Excel, including sheet references, quoted sheet names, locked ranges, Excel Tables, and common cross-sheet errors.
Learn how to use VLOOKUP with multiple criteria in Excel using helper columns, combined lookup keys, CHOOSE formulas, XLOOKUP alternatives, and practical troubleshooting checks.
Learn why VLOOKUP returns #N/A in Excel and fix lookup value mismatches, wrong table ranges, exact match issues, extra spaces, and missing data.
Learn how to create your first Excel PivotTable, summarize sales data, use rows, columns, values, filters, refresh results, and avoid common beginner mistakes.
Learn how to use Excel FILTER to return matching rows dynamically, combine multiple conditions, handle empty results, and build cleaner reports.
Learn how to use Excel SUMIF and SUMIFS to total values by one condition, multiple conditions, dates, text, blanks, and comparison rules.
Learn how Excel dynamic array formulas spill results automatically, and how to use FILTER, SORT, UNIQUE, SEQUENCE, TEXTSPLIT, and spill references in real worksheets.
Compare VLOOKUP, XLOOKUP, and INDEX MATCH in Excel with examples, speed notes, compatibility guidance, multiple criteria formulas, and a practical decision table.
Learn how to write an XLOOKUP formula in Excel, fix #N/A results, compare two columns, return multiple columns, and replace VLOOKUP with cleaner lookup formulas.
Learn how to find and replace in Excel with Ctrl+H, Mac shortcuts, formulas, wildcards, format search, Find All, and safer Replace All workflows.
Learn how to use Excel's data validation feature to ensure accurate data entry, including creating drop-down lists, setting value ranges, and implementing custom validation rules.
Master Excel TEXT function usage, from date formatting to number formatting, and enhance data presentation effects
Master Excel AVERAGE function usage, from basic averages to weighted averages, and enhance data analysis capabilities
Master Excel SUM function usage, from basic addition to conditional summing, and improve data processing efficiency
A comprehensive guide to Excel data sorting, covering basic to advanced techniques including single-column sorting, multi-column sorting, custom sorting, and color sorting to help you better organize and analyze data.
Learn relative, absolute, and mixed cell references in Excel, including when to use dollar signs, the F4 shortcut, and common copy-formula mistakes.
Master these 10 must-learn Excel shortcuts to boost your productivity by 50% or more, perfect for beginners looking to work faster.
Learn which Excel COUNT function to use, with examples for COUNT, COUNTA, COUNTBLANK, COUNTIF, and COUNTIFS.
Comprehensive tutorial on Excel IF function covering basic syntax, nested IF, AND/OR combinations, practical applications, common errors, and alternatives like IFS function.
Learn why Excel PivotTables may ignore the normal error display setting for calculated fields, and how to show #DIV/0! and other errors as dashes with custom number formatting.
A step-by-step guide for Excel Beta users on TRIMRANGE function and Trim References to remove empty rows from range edges, optimize dynamic array formulas, and boost performance.
Turn static Excel tables into dynamic visual tools with Conditional Formatting. Learn how to highlight trends, outliers, and critical values in seconds with 5 practical, job-ready techniques.
Clean messy Excel data by removing duplicates, trimming extra spaces, standardizing dates, splitting names, and filling missing values with a practical step-by-step example.
Explore every common Excel formula error, understand why they occur, and learn step-by-step solutions with real examples to fix them.
Learn how to use the Excel LAMBDA function to build reusable custom formulas, name them in Name Manager, and avoid common LAMBDA errors.
Learn how to use the Excel LET function to name repeated calculations, simplify long formulas, and troubleshoot common LET errors.
Learn how to use Autofill options in Excel efficiently with the fill handle, fill series, dates, formulas, custom lists, Flash Fill, and shortcuts.
Fix VLOOKUP when it returns #N/A, wrong data, or #REF!. Check exact match, table array, column index, spaces, and text numbers.
Remove duplicate rows in Excel safely: preview matches, choose the right columns, protect your data, and delete duplicates without losing valid records.
Learn how to merge cells in Excel without losing data. Combine text first with CONCATENATE, TEXTJOIN, or &, then merge safely for clean headers.