Summarize this article:

” On some Android models, the “More” option may be replaced with “Import / Export.” ” If provided with the option to import or export contacts, select the option to “Export to SIM,” and proceed to step #5. ”  ” All the contacts you selected will now be moved to your SIM card.

Summary:
Tap on “Contacts” from the Home screen of your Android. Tap on or press the Menu button on your Android and select “More. Tap on “Copy Contacts. Tap on “Phone to SIM. Select the individual contacts you want moved to the SIM card, or choose the option to select all contacts. Tap on “Copy” or “OK.