This issue was spotted by a girl who installed a third-party screen protector on the device and soon came to know that her husband could open her device with his fingerprint even when his fingerprint was not registered with S10.  She took to the internet and reported this problem, after which many other people came and reported the same problem.

Samsung S10 Fingerprint Flaw Fixed- Privacy Restored

Samsung abruptly took notice of it and accepted that there is a fingerprint flaw and also promised that they are soon going to release its fix in the next upcoming update and till then the users should reply on passcode rather than the fingerprint. Later on, it was found out that S10+ and Note 10 also had the same issue. Finally, today we have come to know that the fix for that particular flaw is released for the users. With that Samsung has also announced that this issue was actually with the third party silicon screen protector. However many analysts believe that this is not the issue. Well, finally Samsung has rolled out software for S10 and Note 10. This update will reach to only those devices on which the fingerprints are registered. When you will install the update, Samsung will give you the warning to remove all the previously registered updated installed without a screen protector. Check Also: PTA Tax on Samsung Galaxy S10 in Pakistan Right now the update is released in South Korean however it will be expanding it globally in the period of 24 hours. Recommended Read: Samsung Bug Allows Everyone to Open Galaxy S10 with fingerprint