Hi Lpatel, thank you for reaching out. We're here to help. Could you please tell us more about the situation? Get in touch at 1-800-SAMSUNG or via live chat on our website (http://www.samsung.com/ca/support/) 

Bill: Thank you for your review of the TU7000 TV and sharing your experience with slow remote response time. To optimize the smart TV performance, please try Device Care option under the Support Menu. Go to Settings > Support> Device Care > Start Device Care This service checks memory and frees up unused cached memory and closes background apps. Please also be sure you are running the latest firmware. You can check to see what software version your TV is using and if there is an available update through the settings on your TV. Go to: Settings > Support > Software Update. Should you need further assistance, please contact Samsung Customer Support. 1-800-SAMSUNG (ask for TVs), available 8AM -12AM EST, 7 days a week Or visit us on the Samsung website and click on the ‘Support’ link in the upper right corner of the homepage for: 1) Contact Us Options (LiveChat, Remote Support, Facebook, Twitter) 2) Product Support 3) Manuals and Downloads 4) Warranty Info 5) Product Registration: Registering your product gives you access to easy warranty support, convenient opt-in to special promos and offers, faster troubleshooting and service, and quick notification of system updates 6) Samsung Community: A great resource for getting help from Samsung moderators and customers and more 7) …and more product, repair, order, and care options ~ Samsung Solutions

Ibrahim88, I am sorry that you are experiencing stalling and freezing with your TU7000 TV. To optimize the smart TV performance, please try Device Care option under the Support Menu. Go to Settings > Support> Device Care > Start Device Care. This service checks memory and frees up unused cached memory and closes background apps. I hope this helps to solve your concerns. If the issues persist, please reach out to Samsung Customer Support at: 1) Phone: 1-800-SAMSUNG (ask for TVs) Available 8AM - 12AM EST (Mon-Fri) / 9AM - 11PM EST (Sat-Sun) 2) LiveChat: https://www.samsung.com/us/support/#contact_us_for_support 3) Facebook Messenger: https://www.facebook.com/samsungsupport 4) Twitter: https://twitter.com/SamsungSupport Have you registered your new Samsung TV with us? If not, we invite you to do so at: https://www.samsung.com/us/account/signin/?redirect=https%3A%2F%2Fwww.samsung.com%2Fus%2Fsupport%2Fregister%2F, and gain access to easy warranty support, convenient opt-in to special promos & offers, faster troubleshooting & service, and quick notification of system updates. -Samsung Ambassador  

Seko I am very sorry for the [color glitch, image delay]. Please make sure that your TV has the latest firmware update, which should resolve [this/these] issue(s). You can find the update at: samsung.com/us/support/owners/product/crystal-uhd-tvs-tu7000-2020 For instructions on how to update your firmware, please go to: samsung.com/us/support/answer/ANS00062224/ Should you need further help with this or any issue, please contact Samsung Support and a representative will gladly assist you. Phone: 1-800-SAMSUNG Available 8AM - 9PM EST (Mon-Fri) If you have not already done so, we invite you to register your new Samsung product at: samsung.com/us/account/signin/?redirect=https%3A%2F%2Fwww.samsung.com%2Fus%2Fsupport%2Fregister%2F Registering your product gives you access to easy warranty support, convenient opt-in to special promos and offers, faster troubleshooting and service, and quick notification of system updates. Thank you for choosing Samsung. -Samsung Ambassador