diff --git a/types/office-js/index.d.ts b/types/office-js/index.d.ts
index 1390c616cc..616f8fe12b 100644
--- a/types/office-js/index.d.ts
+++ b/types/office-js/index.d.ts
@@ -21758,18 +21758,19 @@ declare namespace Excel {
     interface BasicDataValidation {
         /**
          *
-         * Gets or sets the Formula1, i.e. minimum value or value depending of the operator.
-            When setting the value, it can be passed in as a number, a range object, or a string formula (where the string is either a stringified number, a cell reference like "=A1", or a formula like "=MIN(A1, B1)").
-            When retrieving the value, it will always be returned as a string formula, for example: "=10", "=A1", "=SUM(A1:B5)", etc.
+         * Specifies the right-hand operand when the operator property is set to a binary operator such as GreaterThan (the left-hand operand is the value the user tries to enter in the cell). With the ternary operators Between and NotBetween, specifies the lower bound operand. 
+         * For example, setting formula1 to 10 and operator to GreaterThan means that valid data for the range must be greater than 10.
+         * When setting the value, it can be passed in as a number, a range object, or a string formula (where the string is either a stringified number, a cell reference like "=A1", or a formula like "=MIN(A1, B1)").
+         * When retrieving the value, it will always be returned as a string formula, for example: "=10", "=A1", "=SUM(A1:B5)", etc.
          *
          * [Api set: ExcelApi 1.8]
          */
         formula1: string | number | Range;
         /**
          *
-         * Gets or sets the Formula2, i.e. maximum value or value depending of the operator.
-            When setting the value, it can be passed in as a number, a range object, or a string formula (where the string is either a stringified number, a cell reference like "=A1", or a formula like "=MIN(A1, B1)").
-            When retrieving the value, it will always be returned as a string formula, for example: "=10", "=A1", "=SUM(A1:B5)", etc.
+         * With the ternary operators Between and NotBetween, specifies the upper bound operand. Is not used with the binary operators, such as GreaterThan. 
+         * When setting the value, it can be passed in as a number, a range object, or a string formula (where the string is either a stringified number, a cell reference like "=A1", or a formula like "=MIN(A1, B1)").
+         * When retrieving the value, it will always be returned as a string formula, for example: "=10", "=A1", "=SUM(A1:B5)", etc.
          *
          * [Api set: ExcelApi 1.8]
          */
@@ -21791,18 +21792,18 @@ declare namespace Excel {
     interface DateTimeDataValidation {
         /**
          *
-         * Gets or sets the Formula1, i.e. minimum value or value depending of the operator.
-            When setting the value, it can be passed in as a Date, a Range object, or a string formula (where the string is either a stringified date/time in ISO8601 format, a cell reference like "=A1", or a formula like "=MIN(A1, B1)").
-            When retrieving the value, it will always be returned as a string formula, for example: "=10", "=A1", "=SUM(A1:B5)", etc.
+         * Specifies the right-hand operand when the operator property is set to a binary operator such as GreaterThan (the left-hand operand is the value the user tries to enter in the cell). With the ternary operators Between and NotBetween, specifies the lower bound operand. 
+         * When setting the value, it can be passed in as a Date, a Range object, or a string formula (where the string is either a stringified date/time in ISO8601 format, a cell reference like "=A1", or a formula like "=MIN(A1, B1)").
+         * When retrieving the value, it will always be returned as a string formula, for example: "=10", "=A1", "=SUM(A1:B5)", etc.
          *
          * [Api set: ExcelApi 1.8]
          */
         formula1: string | Date | Range;
         /**
          *
-         * Gets or sets the Formula2, i.e. maximum value or value depending of the operator.
-            When setting the value, it can be passed in as a Date, a Range object, or a string (where the string is either a stringified date/time in ISO8601 format, a cell reference like "=A1", or a formula like "=MIN(A1, B1)").
-            When retrieving the value, it will always be returned as a string formula, for example: "=10", "=A1", "=SUM(A1:B5)", etc.
+         * With the ternary operators Between and NotBetween, specifies the upper bound operand. Is not used with the binary operators, such as GreaterThan. 
+         * When setting the value, it can be passed in as a Date, a Range object, or a string (where the string is either a stringified date/time in ISO8601 format, a cell reference like "=A1", or a formula like "=MIN(A1, B1)").
+         * When retrieving the value, it will always be returned as a string formula, for example: "=10", "=A1", "=SUM(A1:B5)", etc.
          *
          * [Api set: ExcelApi 1.8]
          */