WT-S-W1 Battery Adhesive for Samsung Galaxy A04 A045 A04E A042 A14 5G A146 Instructions: 1、Ask professional personnel for maintenance operation. 2、Before installation, please turn off the phone power and disconnect the battery power. 3、Please fix and paste the screen cable. 4、Please test and check screen first to ensure that there is no problem before installing. 5、Please upgrade your phone to the latest version and check that there is no abnormal foreign matter in the connector. 6、Please control the amount of glue used during installation to ensure that there will not be too much glue entering the damage screen. 7、After installation, if there is any abnormal situation,please disconnect and reconnect the battery power, restart the phone, and then resume normal use.