Updates

Microsoft 365	ARRAYTOTEXT - Returns the contents of an array or cell range converted into text.
	BYCOL - Returns the results from applying a LAMBDA function to each column in an array.
	BYROW - Returns the results from applying a LAMBDA function to each row in an array.
	CHOOSECOLS - Returns the array with just a specific number of columns.
	CHOOSEROWS - Returns the array with just a specific number of rows.
	DROP - Returns the array without certain rows or columns.
	EXPAND - Returns the array expanded or padded to specific dimensions.
	FIELDVALUE - Returns the field data from a Stocks or Geography linked data type.
	HSTACK - Returns the array after combining two arrays horizontally in sequence.
	ISOMITTED - Returns the value True or False depending whether the value in a LAMBDA is missing.
	LAMBDA - Returns the results of a formula added as a named range.
	MAKEARRAY - Returns the array calculated by applying a LAMBDA function.
	MAP - Returns the array formed by applying a map using a LAMBDA function.
	REDUCE - Returns the total value after reducing an array by applying a LAMBDA function.
	SCAN - Returns the array after appliying a LAMBDA function to each value and returns an array.
	STOCKHISTORY - Returns the historical data about a financial instrument.
	TAKE - Returns the intersection of specific rows and columns in an array.
	TEXTAFTER - Returns the characters from the end of a text string after a delimiter.
	TEXTAFTER - Returns the characters from the end of a text string after a delimiter.
	TEXTBEFORE - Returns the characters from the start of a text string before a delimiter.
	TEXTBEFORE - Returns the characters from the start of a text string before a delimiter.
	TEXTSPLIT - Returns the text string split into multiple columns using delimiters.
	TEXTSPLIT - Returns the text string split into multiple columns using delimiters.
	TOCOL - Returns the array transformed into a single column.
	TOROW - Returns the array transformed into a single row.
	VALUETOTEXT - Returns the text from any specified value.
	VSTACK - Returns the array after combining two arrays vertically in sequence.
	WRAPCOLS - Returns the array transformed into multiple columns.
	WRAPROWS - Returns array transformed into multiple rows.
Office 2021	FILTER - Returns the array of data in a range that satisfies multiple conditions.
	LET - Returns the result of a formula that can use variables.
	RANDARRAY - Returns the array of random numbers between 0 and 1.
	SEQUENCE - Returns the array of sequential numbers.
	SORT - Returns the array of data in a range that has been sorted.
	SORTBY - Returns the array of data in a range that has been sorted and satisfies multiple conditions.
	UNIQUE - Returns the array of unique values in a list, table or cell range.
	XLOOKUP - Returns the value in the same row after finding a matching value in any column.
	XMATCH - Returns the position of a value in a list, table or cell range.
Office 2019	CONCAT - Returns the text string that is a concatenation of several strings. Replaces CONCATENATE
	IFS - Returns the value based on multiple conditions you specify.
	MAXIFS - Returns the largest value in a list or array of numbers that satisfies multiple conditions.
	MINIFS - Returns the smallest value in a list or array of numbers that satisfies multiple conditions.
	SWITCH - Returns the value based on a list of matching items.
	TEXTJOIN - Returns the text string that is a concatenation of several strings.
Office 2016	FORECAST.ETS - Returns a future value based on historical values.
	FORECAST.ETS.CONFINT - Returns a confidence interval for a future value.
	FORECAST.ETS.SEASONALITY - Returns the length of the repetitive seasonality pattern.
	FORECAST.ETS.STAT - Returns a statistical value for a future value.
	FORECAST.LINEAR - Returns the future y-value based on existing values.
	AutoComplete - Function autocomplete will now return any functions that contain the characters you type in.
	CEILING and FLOOR have been moved to Compatibility category.
	The Database category of functions (still) does not have its own drop-down on the Formulas tab.
Office 2013	50 New Worksheet Functions
Office 2010	61 New Worksheet Functions
	AGGREGATE - Returns an aggregate in a list or database. Replaces SUBTOTAL
	BETA.DIST has an additional parameter to specify the type of distribution (left-tailed cumulative or probability density).
	CRITBINOM returns the inverse of the binomial distribution but BINOM.INV is a much more intuitive name.
	ERF can now accept negative values.
	ERFC can now accept negative values.
	MOD can take larger input values.
	OFFSET arguments have different rounding.
	Function Renaming - A number of existing functions have been renamed for consistency.
	Improved Accuracy - Several of the Statistic Functions have had their accuracy improved.
	Asynchronous - User Defined Functions can run asynchronously without using multiple Excel calculation threads.
	VBA - Application.MacroOptions - ArgumentDescriptions - An additional argument has been added to the Application.MacroOptions method. It is not possible to provide argument descriptions for your User Defined Functions.
Office 2007	12 New Worksheet Functions
	Analysis-ToolPak Functions - All the Analysis-ToolPak functions are now standard worksheet functions and are available without having to install the Analysis-ToolPak add-in.