Marshalls Wallpapers — Wallpaper coming out from the wall

Address: Ambarish Dutta, flat no. 402, bldg. No. 2, neelkanth residency, sector 46A, nerul(west), Seawoods, navi mumbai, pin- 400706

Hello, i have installed wallpaper at my hone last year (Nov 2019). Now from one of my wall in bedroom the paper is coming out very badly and it's looking very bad. I request you to please send someone at my place to fix it properly without any delay.