Mikastamps can be read through NFC. To connect your phone you need to make sure “NFC and contactless payments“ is switched on.
Android
Samsung
You can check for NFC settings on your Samsung Android device by looking in the settings app > connections > tap NFC and contactless payments. If you see an option for NFC there, your device is enabled to make NFC payments.
Other device
Some phones will be NFC-enabled but may not have the capability turned on. check under settings > connections > tap NFC and contactless payments > tap the switch to turn NFC on
IOS
Iphone
Newer Iphones are already enabled in settings. However, if it is not switched on, search for “NFC Tag Reader” and switch it on.