1.Open TokenPocket App, choose the coin you need to transfer; (Take ETH as an example here)
Reminder: In general, only coins such as ETH, BNB, HT and so on can be added memo. But tokens on EOS and IOST chain also can do that.
2. Choose and click [Transfer]; (You can also use the function of [Address Book] or [Scan QR Code] to transfer)
3. Enter [Receiving address] and [Amount], set the miner fee, click [Advanced] in the bottom right corner, and then you can choose [Plain] or [Hex], fill in your memo on the [Chain Data] line, and then click [Confirm].
4. After completing the payment, you've submitted a transfer attached memo successfully.