If you want to change the several materials old material group to new material group then follow the following steps:-

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Step 1. Find all the materials with the old material group either from MM60 or SE16(MARA table)

Step 2. Open Transaction MM17- Select Table as MARA and Fields as MATKL(material Group)

Step 3. Press Execute

Step 4. In the tab “Data Records to be changed”, copy all the materials you have selected in step 1. Press execute.

Step 5. In the NEW VALUES, field enter NEW_material_group. Press the ‘Carry out a mass change’ button.

Step 6. Press Save.

Step 7. Check in the MARA table for materials with the new material group.

change the material group of material in SAP

MM17 – select TABLE as MARA and FIELDS as MATKL (material group), press execute. 3. In the tab “Data Records to be changed”, copy all the materials you have selected in step 1. … Check in the MARA table for materials with the new material group.

Create the new material group as you describe, or use the IMG path “Logistics-General/Material Master/Configuring the Material Master/Settings for Key Fields/Define Material Groups”. If the ‘old’ material group that is being replaced is no longer needed, then change its description to ‘obsolete’ – don’t delete it.

1. Start Winshuttle Transaction from the desktop shortcut or from the Windows Start menu.
2. Click New

Enter transaction code MM02 in the Transaction Code box, and then click Go.

1.  
2. An SAP Logon screen appears.
3. Click the SAP system that you want to use, and then click OK.
4. Enter the appropriate User Data in the SAP Logon window, and then click the OK button.
5. If you do not see the SAP system that you want, click the System button and choose a different system.
6. For the recording mode, click Batch Input Mode
7. Enter any additional properties in the appropriate fields.
8. To prevent people from editing the script, check the Lock TRANSACTION script box. This will password-­protect the script, preventing anyone from changing it.
9. Click the Next button. The MM02 transaction starts. Note: The following screens may vary according to the way your SAP system has been configured. To make this process repeatable by Transaction, there will be a few changes to the process compared with how you would manually update a material. These differences will be identified throughout the rest of this document.
10. Enter the Material Number and click Select view(

If your Select view(s) page has been set up with a default set of selections, click the Deselect all button at the bottom of the page first. This will clear out any entries prior to selecting the views required for your recording.

Select only Basic Data 1.

Note: This step in the recording differs from manual data entry and makes the selection repeatable.