A:Answer Hi There!
Thank you for reaching out to us. I appreciate your interest in whether the Galaxy Tab A (2019) has a microSD card slot. In line with this, the devices cater to an expandable memory space that can store up to 512GB of external memory.
For more information, you may visit our website under the "benefits" section:
https://www.samsung.com/us/mobile/tablets/galaxy-tab-a/samsung-galaxy-tab-a-8-0-2019-32gb-black-wi-fi-sm-t290nzkaxar/#support
Also, kindly visit the user manual for your reference on Pages 12 and 13:
https://downloadcenter.samsung.com/content/UM/201909/20190907063624457/WIF_SM-T290_Galaxy_Tab_A_EN_UM_P_9.0_072919_FINAL_AC.pdf
Should you need more assistance, you may reach us via the following for immediate support:
1. Samsung Community: https://us.community.samsung.com/t5/Samsung-Community/ct-p/us
2. Facebook Messenger: http://m.me/samsungsupport
3. Twitter: https://twitter.com/messages/compose?recepient_ id=18768513
Reference Number: 1144322969
Thank you for choosing Samsung. Have a great day!
^Chrystel