# Why is Excel showing 1900?

## Why is Excel showing 1900?

The 1900 date system When you enter a date, it is converted into a serial number that represents the number of days elapsed since January 1, 1900. For example, if you enter July 5, 2011, Excel converts the date to the serial number 40729.

What are the limitations of Excel?

Worksheet and workbook specifications and limits

Feature Maximum limit
Total number of rows and columns on a worksheet 1,048,576 rows by 16,384 columns
Column width 255 characters
Row height 409 points
Page breaks

### Does Excel have a data limit?

According to Microsoft Support (2021): Excel’s maximum row limit is 1,048,576. Columns are limited to 16,384. This applies to Excel for Microsoft 365, Excel 2019, Excel 2016, Excel 2013, Excel 2010, and Excel 2007.

Can Excel handle dates before 1900?

Microsoft Excel (using the default 1900 Date System) cannot display dates before the year 1900, although this is not due to a two-digit integer being used to represent the year: Excel uses a floating-point number to store dates and times.

#### How do I fix 1900 dates in Excel?

To set the date system for a workbook in Microsoft Office Excel 2003 and in earlier versions of Excel, follow these steps:

1. Open or switch to the workbook.
2. On the Tools menu, click Options.
3. Click the Calculation tab.
4. To use the 1900 date system in the workbook, click to clear the 1904 date system check box.
5. Click OK.

How do I increase cell limit in Excel?

Select the Data tab in the toolbar at the top of the screen. Then in the Data Tools group, click on the Data Validation drop-down and select Data Validation. When the Data Validation window appears, set up your criteria. In this example, we’ve setup the cells to allow a text length of less than or equal to 15.

## How do I limit columns in Excel?

Step 1: Besides the shared range, you need to select the left ranges and hide them. Select the first column right to the shared range, and then press the Ctrl + Shift + Rightward arrow keys simultaneously to select all right columns. Step 2: Right click selected columns, and select the Hide from right-clicking menu.

What is the oldest date in Excel?

Find earliest and latest dates with functions

• In a blank cell, enter the formula =MIN(A1:D7), and press the Enter key.
• You can also apply the formula =SMALL(A1:D7,1) to get the earliest dates quickly.
• If you want to find out the latest dates in the range, you can enter the formula =MAX(A1:D7), and press the Enter key.

### How do I change from 1900 to 2000 in Excel?

To change the century cutoff date, follow these steps:

1. Click Start, point to Settings, and then click Control Panel.
2. Double-click the Regional Settings icon.
3. Click the Date tab.
4. In the When a two digit year is entered, interpret a year between box, type the cutoff year that you want, and then click OK.

How do I stop 255 character limit in Excel?

Bookmark this question. Show activity on this post. Text values in formulas are limited to 255 characters. To create text values longer than 255 characters in a formula, use the CONCATENATE function or the concatenation operator (&).

#### How do I limit 40 characters in Excel?

Limiting Number of Characters in a Cell

1. Display the Data tab of the ribbon.
2. Click the Data Validation tool in the Data Tools group.
3. Using the Allow drop-down list, choose Text Length.
4. Using the Data drop-down list, choose Less Than.
5. In the Maximum box, enter the value 20.
6. Click OK.

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