Hello. The orchid in the pictures shows symptoms of dehydration. In the case of this species, a very important aspect to keep in mind is the frequency of watering and how it is done. This frequency is determined by the color of the roots (which you can easily see if the pot is transparent), more precisely, as long as they are green, the plant does not need water. Water (by bottom watering) when the roots turn silvery-white and don’t forget to remove any leftover liquid after watering.
You can also consider the foliar application of a fertilizer that ensures the deep hydration of leaves and stimulates plant regeneration after certain conditions of stress: , as recommended on the label.
For more information on orchid care, please also consult our article: Orchid, plant care and growing guide. Further, it is recommended to monitor the evolution of the plant for a while, and if other symptoms appear or those present become more pronounced, we are waiting for your message together with photos.