POCO has opened a public bug report in regard to the widely reported ghost screen issue that has affected many owners of the company's smartphones. Although the report specifically mentions the POCO X3 Pro, many other Global devices have suffered from ghost touch problems. A user has offered up a fix for PUBG Mobile that might work for some.
https://www.notebookcheck.net/POCO-opens-public-MIUI-bug-report-for-insidious-ghost-screen-issue-affecting-Global-devices-user-offers-fix-for-PUBG-Mobile.568660.0.html