internet goes weird if i have both my pc and phone connected to router

Jan 22, 2019
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hi so recently my pc started to disconnenct or get very low speed 15_20kbps if i connect my phone to wifi and now when i have both connected some weird things happen ,for example i get very high ping for no reason ,games show that there is no connection while the browsing is fine ,or sometimes everything shows no connection except chatting services eg messenger
 
Jan 22, 2019
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pc is wired already
 

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