How to Unhide Hidden Columns in Excel

What this does

Hiding a column tucks it out of sight while every value and formula in it keeps working — useful for helper columns or sensitive figures you do not want on screen. You select columns by their letters, right-click and pick Hide. Most columns unhide by selecting the columns either side of the gap and choosing Unhide. Column A is the awkward exception: there is no column to its left to include in the selection, so the standard trick fails and you reach it through the Name Box instead. The same idea underpins a lot of everyday Excel work, so the few minutes spent getting it right here pay back across every sheet you build afterwards. Treat it as a pattern, not a one-off, and it stops being something you look up and starts being something you reach for. Treat “unhide hidden columns in excel” as a small repeatable workflow rather than a one-off click you hope to remember next time. Use a small test block before the live file, so any surprise in the affected columns shows up while it is still harmless. When this is a ribbon command, the selection matters more than the button: confirm the range, apply the command, then spot-check the output before saving. That turns a layout choice that keeps the sheet readable and sortable into a method you can reuse, explain, and defend when the workbook leaves your screen.

A worked example

A sheet has working columns C, D and E you want hidden. Click header C, drag to E to select all three, right-click and choose Hide — columns C to E disappear and the letters run B, F. The special case is a hidden column A: select B and the gap and Unhide does nothing, so instead type A1 into the Name Box (top-left, beside the formula bar) and press Enter to jump into the hidden column, then Home ▸ Format ▸ Hide & Unhide ▸ Unhide Columns to bring A back. Hide columns to keep helper calculations, ID codes or sensitive figures off the screen and out of a print-out without deleting them. Knowing the Name Box route to recover column A turns the one genuinely fiddly case into a two-step fix. If this is something you do often, add the command to the Quick Access Toolbar (right-click it on the ribbon and choose Add to Quick Access Toolbar) or learn its shortcut, so next time it is one click instead of a hunt through the menus.

In Google Sheets

This is a command rather than a formula, so there is no syntax to carry over. Google Sheets arranges its commands in menus across the top instead of a ribbon, names some of them differently and does not have every Excel command — look for the equivalent in the Sheets menus or its help before assuming the steps match. Keep this page bookmarked for the next time the same question comes up. Better still, repeat the steps once in your own workbook — doing it yourself is what turns a copied answer into something you remember. Here is the takeaway for “unhide hidden columns in excel”: follow the steps at the top, check the result on the sheet itself, and keep undo in mind while you experiment. Done once deliberately, it becomes something you do from memory in Excel rather than something you search for again.

Common mistakes

• Selecting cells rather than whole column letters, which greys out Hide or hides the wrong range.
• Trying to unhide column A by selecting around it — nothing sits to its left, so use the Name Box trick instead.
• Assuming a hidden column is deleted; the data is intact and any formula pointing at it still calculates.
• Hiding a column other code or a chart depends on, which can confuse references that expected it visible.

Frequently asked questions